Home / 52,328,711.52-78,487,087.76-13,993,216.16

Finding the Fourth Proportional to 52,328,711.52, 78,487,087.76 and 13,993,216.16

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Solution

The fourth proportional to 52,328,711.52, 78,487,087.76 and 13,993,216.16 is: 20,988,225.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,328,711.52 : 78,487,087.76 = 13,993,216.16 : x
  2. Step 2: Convert to fraction form
    52,328,711.52/78,487,087.76 = 13,993,216.16/x
  3. Step 3: Cross multiply
    52,328,711.52x = 78,487,087.76 × 13,993,216.16
  4. Step 4: Simplify right side
    52,328,711.52x = 1,098,286,784,794,570.25
  5. Step 5: Solve for x
    x = 1,098,286,784,794,570.25/52,328,711.52
  6. Step 6: Final answer
    x = 20,988,225.26

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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.