Home / 39,190,001.88-54,088,885.80-22,680,178.32

Finding the Fourth Proportional to 39,190,001.88, 54,088,885.80 and 22,680,178.32

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Solution

The fourth proportional to 39,190,001.88, 54,088,885.80 and 22,680,178.32 is: 31,302,513.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,190,001.88 : 54,088,885.80 = 22,680,178.32 : x
  2. Step 2: Convert to fraction form
    39,190,001.88/54,088,885.80 = 22,680,178.32/x
  3. Step 3: Cross multiply
    39,190,001.88x = 54,088,885.80 × 22,680,178.32
  4. Step 4: Simplify right side
    39,190,001.88x = 1,226,745,575,074,115.75
  5. Step 5: Solve for x
    x = 1,226,745,575,074,115.75/39,190,001.88
  6. Step 6: Final answer
    x = 31,302,513.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.