Home / 25,500,036.19-38,246,317.29-12,542,708.83

Finding the Fourth Proportional to 25,500,036.19, 38,246,317.29 and 12,542,708.83

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Solution

The fourth proportional to 25,500,036.19, 38,246,317.29 and 12,542,708.83 is: 18,812,225.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,500,036.19 : 38,246,317.29 = 12,542,708.83 : x
  2. Step 2: Convert to fraction form
    25,500,036.19/38,246,317.29 = 12,542,708.83/x
  3. Step 3: Cross multiply
    25,500,036.19x = 38,246,317.29 × 12,542,708.83
  4. Step 4: Simplify right side
    25,500,036.19x = 479,712,421,588,264.69
  5. Step 5: Solve for x
    x = 479,712,421,588,264.69/25,500,036.19
  6. Step 6: Final answer
    x = 18,812,225.13

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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.