Home / 8,519,061.52-11,756,781.21-4,651,941.70

Finding the Fourth Proportional to 8,519,061.52, 11,756,781.21 and 4,651,941.70

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Solution

The fourth proportional to 8,519,061.52, 11,756,781.21 and 4,651,941.70 is: 6,419,939.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,519,061.52 : 11,756,781.21 = 4,651,941.70 : x
  2. Step 2: Convert to fraction form
    8,519,061.52/11,756,781.21 = 4,651,941.70/x
  3. Step 3: Cross multiply
    8,519,061.52x = 11,756,781.21 × 4,651,941.70
  4. Step 4: Simplify right side
    8,519,061.52x = 54,691,860,768,575.46
  5. Step 5: Solve for x
    x = 54,691,860,768,575.46/8,519,061.52
  6. Step 6: Final answer
    x = 6,419,939.64

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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.