Home / 11,539,933.04-15,841,715.33-9,905,502.89

Finding the Fourth Proportional to 11,539,933.04, 15,841,715.33 and 9,905,502.89

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Solution

The fourth proportional to 11,539,933.04, 15,841,715.33 and 9,905,502.89 is: 13,598,012.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,539,933.04 : 15,841,715.33 = 9,905,502.89 : x
  2. Step 2: Convert to fraction form
    11,539,933.04/15,841,715.33 = 9,905,502.89/x
  3. Step 3: Cross multiply
    11,539,933.04x = 15,841,715.33 × 9,905,502.89
  4. Step 4: Simplify right side
    11,539,933.04x = 156,920,157,048,240.34
  5. Step 5: Solve for x
    x = 156,920,157,048,240.34/11,539,933.04
  6. Step 6: Final answer
    x = 13,598,012.78

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.