Home / 25,614,007.70-38,421,011.55-10,478,801.30

Finding the Fourth Proportional to 25,614,007.70, 38,421,011.55 and 10,478,801.30

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Solution

The fourth proportional to 25,614,007.70, 38,421,011.55 and 10,478,801.30 is: 15,718,201.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,614,007.70 : 38,421,011.55 = 10,478,801.30 : x
  2. Step 2: Convert to fraction form
    25,614,007.70/38,421,011.55 = 10,478,801.30/x
  3. Step 3: Cross multiply
    25,614,007.70x = 38,421,011.55 × 10,478,801.30
  4. Step 4: Simplify right side
    25,614,007.70x = 402,606,145,777,455
  5. Step 5: Solve for x
    x = 402,606,145,777,455/25,614,007.70
  6. Step 6: Final answer
    x = 15,718,201.95

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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.