Home / 25,614,008.20-38,421,012.30-10,478,801.80

Finding the Fourth Proportional to 25,614,008.20, 38,421,012.30 and 10,478,801.80

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Solution

The fourth proportional to 25,614,008.20, 38,421,012.30 and 10,478,801.80 is: 15,718,202.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,614,008.20 : 38,421,012.30 = 10,478,801.80 : x
  2. Step 2: Convert to fraction form
    25,614,008.20/38,421,012.30 = 10,478,801.80/x
  3. Step 3: Cross multiply
    25,614,008.20x = 38,421,012.30 × 10,478,801.80
  4. Step 4: Simplify right side
    25,614,008.20x = 402,606,172,847,062.12
  5. Step 5: Solve for x
    x = 402,606,172,847,062.12/25,614,008.20
  6. Step 6: Final answer
    x = 15,718,202.70

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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.