Home / 12,705,881.03-17,535,610.50-7,549,242.57

Finding the Fourth Proportional to 12,705,881.03, 17,535,610.50 and 7,549,242.57

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Solution

The fourth proportional to 12,705,881.03, 17,535,610.50 and 7,549,242.57 is: 10,418,842.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,705,881.03 : 17,535,610.50 = 7,549,242.57 : x
  2. Step 2: Convert to fraction form
    12,705,881.03/17,535,610.50 = 7,549,242.57/x
  3. Step 3: Cross multiply
    12,705,881.03x = 17,535,610.50 × 7,549,242.57
  4. Step 4: Simplify right side
    12,705,881.03x = 132,380,577,277,538.98
  5. Step 5: Solve for x
    x = 132,380,577,277,538.98/12,705,881.03
  6. Step 6: Final answer
    x = 10,418,842.82

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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.