Home / 13,610,412.30-20,415,618.45-11,762,834.70

Finding the Fourth Proportional to 13,610,412.30, 20,415,618.45 and 11,762,834.70

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Solution

The fourth proportional to 13,610,412.30, 20,415,618.45 and 11,762,834.70 is: 17,644,252.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,610,412.30 : 20,415,618.45 = 11,762,834.70 : x
  2. Step 2: Convert to fraction form
    13,610,412.30/20,415,618.45 = 11,762,834.70/x
  3. Step 3: Cross multiply
    13,610,412.30x = 20,415,618.45 × 11,762,834.70
  4. Step 4: Simplify right side
    13,610,412.30x = 240,145,545,125,620.19
  5. Step 5: Solve for x
    x = 240,145,545,125,620.19/13,610,412.30
  6. Step 6: Final answer
    x = 17,644,252.05

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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.