Home / 52,328,357.73-78,486,557.45-13,992,861.33

Finding the Fourth Proportional to 52,328,357.73, 78,486,557.45 and 13,992,861.33

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Solution

The fourth proportional to 52,328,357.73, 78,486,557.45 and 13,992,861.33 is: 20,987,693.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,328,357.73 : 78,486,557.45 = 13,992,861.33 : x
  2. Step 2: Convert to fraction form
    52,328,357.73/78,486,557.45 = 13,992,861.33/x
  3. Step 3: Cross multiply
    52,328,357.73x = 78,486,557.45 × 13,992,861.33
  4. Step 4: Simplify right side
    52,328,357.73x = 1,098,251,514,596,964
  5. Step 5: Solve for x
    x = 1,098,251,514,596,964/52,328,357.73
  6. Step 6: Final answer
    x = 20,987,693.14

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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.