Home / 21,024,164.20-31,536,246.30-16,772,636.20

Finding the Fourth Proportional to 21,024,164.20, 31,536,246.30 and 16,772,636.20

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Solution

The fourth proportional to 21,024,164.20, 31,536,246.30 and 16,772,636.20 is: 25,158,954.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,024,164.20 : 31,536,246.30 = 16,772,636.20 : x
  2. Step 2: Convert to fraction form
    21,024,164.20/31,536,246.30 = 16,772,636.20/x
  3. Step 3: Cross multiply
    21,024,164.20x = 31,536,246.30 × 16,772,636.20
  4. Step 4: Simplify right side
    21,024,164.20x = 528,945,986,303,496.06
  5. Step 5: Solve for x
    x = 528,945,986,303,496.06/21,024,164.20
  6. Step 6: Final answer
    x = 25,158,954.30

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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.