Home / 25,429,018.92-38,160,488.52-9,254,965.68

Finding the Fourth Proportional to 25,429,018.92, 38,160,488.52 and 9,254,965.68

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Solution

The fourth proportional to 25,429,018.92, 38,160,488.52 and 9,254,965.68 is: 13,888,621.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,429,018.92 : 38,160,488.52 = 9,254,965.68 : x
  2. Step 2: Convert to fraction form
    25,429,018.92/38,160,488.52 = 9,254,965.68/x
  3. Step 3: Cross multiply
    25,429,018.92x = 38,160,488.52 × 9,254,965.68
  4. Step 4: Simplify right side
    25,429,018.92x = 353,174,011,584,634
  5. Step 5: Solve for x
    x = 353,174,011,584,634/25,429,018.92
  6. Step 6: Final answer
    x = 13,888,621.21

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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.