Home / 21,495,500.10-32,243,250.15-16,706,626.20

Finding the Fourth Proportional to 21,495,500.10, 32,243,250.15 and 16,706,626.20

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Solution

The fourth proportional to 21,495,500.10, 32,243,250.15 and 16,706,626.20 is: 25,059,939.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,495,500.10 : 32,243,250.15 = 16,706,626.20 : x
  2. Step 2: Convert to fraction form
    21,495,500.10/32,243,250.15 = 16,706,626.20/x
  3. Step 3: Cross multiply
    21,495,500.10x = 32,243,250.15 × 16,706,626.20
  4. Step 4: Simplify right side
    21,495,500.10x = 538,675,927,729,143.88
  5. Step 5: Solve for x
    x = 538,675,927,729,143.88/21,495,500.10
  6. Step 6: Final answer
    x = 25,059,939.30

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.