Home / 8,691,838.60-13,035,425.10-3,642,104.20

Finding the Fourth Proportional to 8,691,838.60, 13,035,425.10 and 3,642,104.20

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Solution

The fourth proportional to 8,691,838.60, 13,035,425.10 and 3,642,104.20 is: 5,462,178.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,691,838.60 : 13,035,425.10 = 3,642,104.20 : x
  2. Step 2: Convert to fraction form
    8,691,838.60/13,035,425.10 = 3,642,104.20/x
  3. Step 3: Cross multiply
    8,691,838.60x = 13,035,425.10 × 3,642,104.20
  4. Step 4: Simplify right side
    8,691,838.60x = 47,476,376,505,495.42
  5. Step 5: Solve for x
    x = 47,476,376,505,495.42/8,691,838.60
  6. Step 6: Final answer
    x = 5,462,178.80

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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.