Home / 52,328,713.52-78,487,090.76-13,993,218.16

Finding the Fourth Proportional to 52,328,713.52, 78,487,090.76 and 13,993,218.16

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Solution

The fourth proportional to 52,328,713.52, 78,487,090.76 and 13,993,218.16 is: 20,988,228.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,328,713.52 : 78,487,090.76 = 13,993,218.16 : x
  2. Step 2: Convert to fraction form
    52,328,713.52/78,487,090.76 = 13,993,218.16/x
  3. Step 3: Cross multiply
    52,328,713.52x = 78,487,090.76 × 13,993,218.16
  4. Step 4: Simplify right side
    52,328,713.52x = 1,098,286,983,748,400.25
  5. Step 5: Solve for x
    x = 1,098,286,983,748,400.25/52,328,713.52
  6. Step 6: Final answer
    x = 20,988,228.26

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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.