Home / 55,316,691.60-82,974,369.96-14,372,507.76

Finding the Fourth Proportional to 55,316,691.60, 82,974,369.96 and 14,372,507.76

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Solution

The fourth proportional to 55,316,691.60, 82,974,369.96 and 14,372,507.76 is: 21,558,588.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,316,691.60 : 82,974,369.96 = 14,372,507.76 : x
  2. Step 2: Convert to fraction form
    55,316,691.60/82,974,369.96 = 14,372,507.76/x
  3. Step 3: Cross multiply
    55,316,691.60x = 82,974,369.96 × 14,372,507.76
  4. Step 4: Simplify right side
    55,316,691.60x = 1,192,549,776,131,210.75
  5. Step 5: Solve for x
    x = 1,192,549,776,131,210.75/55,316,691.60
  6. Step 6: Final answer
    x = 21,558,588.22

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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.