Home / 25,614,005.70-38,421,008.55-10,478,799.30

Finding the Fourth Proportional to 25,614,005.70, 38,421,008.55 and 10,478,799.30

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Solution

The fourth proportional to 25,614,005.70, 38,421,008.55 and 10,478,799.30 is: 15,718,198.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,614,005.70 : 38,421,008.55 = 10,478,799.30 : x
  2. Step 2: Convert to fraction form
    25,614,005.70/38,421,008.55 = 10,478,799.30/x
  3. Step 3: Cross multiply
    25,614,005.70x = 38,421,008.55 × 10,478,799.30
  4. Step 4: Simplify right side
    25,614,005.70x = 402,606,037,499,034
  5. Step 5: Solve for x
    x = 402,606,037,499,034/25,614,005.70
  6. Step 6: Final answer
    x = 15,718,198.95

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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.