Home / 43,535,102.98-65,312,102.31-13,242,178.66

Finding the Fourth Proportional to 43,535,102.98, 65,312,102.31 and 13,242,178.66

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Solution

The fourth proportional to 43,535,102.98, 65,312,102.31 and 13,242,178.66 is: 19,866,141.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,535,102.98 : 65,312,102.31 = 13,242,178.66 : x
  2. Step 2: Convert to fraction form
    43,535,102.98/65,312,102.31 = 13,242,178.66/x
  3. Step 3: Cross multiply
    43,535,102.98x = 65,312,102.31 × 13,242,178.66
  4. Step 4: Simplify right side
    43,535,102.98x = 864,874,527,204,298.38
  5. Step 5: Solve for x
    x = 864,874,527,204,298.38/43,535,102.98
  6. Step 6: Final answer
    x = 19,866,141.76

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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.