Home / 36,732,248.78-55,098,372.86-13,390,742.12

Finding the Fourth Proportional to 36,732,248.78, 55,098,372.86 and 13,390,742.12

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Solution

The fourth proportional to 36,732,248.78, 55,098,372.86 and 13,390,742.12 is: 20,086,113.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,732,248.78 : 55,098,372.86 = 13,390,742.12 : x
  2. Step 2: Convert to fraction form
    36,732,248.78/55,098,372.86 = 13,390,742.12/x
  3. Step 3: Cross multiply
    36,732,248.78x = 55,098,372.86 × 13,390,742.12
  4. Step 4: Simplify right side
    36,732,248.78x = 737,808,101,857,421.25
  5. Step 5: Solve for x
    x = 737,808,101,857,421.25/36,732,248.78
  6. Step 6: Final answer
    x = 20,086,113.06

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1.5x scale

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.