Home / 21,725,000.10-32,587,500.15-21,389,076.90

Finding the Fourth Proportional to 21,725,000.10, 32,587,500.15 and 21,389,076.90

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Solution

The fourth proportional to 21,725,000.10, 32,587,500.15 and 21,389,076.90 is: 32,083,615.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,725,000.10 : 32,587,500.15 = 21,389,076.90 : x
  2. Step 2: Convert to fraction form
    21,725,000.10/32,587,500.15 = 21,389,076.90/x
  3. Step 3: Cross multiply
    21,725,000.10x = 32,587,500.15 × 21,389,076.90
  4. Step 4: Simplify right side
    21,725,000.10x = 697,016,546,687,111.50
  5. Step 5: Solve for x
    x = 697,016,546,687,111.50/21,725,000.10
  6. Step 6: Final answer
    x = 32,083,615.35

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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.