Home / 13,660,368.60-20,488,308.45-4,904,835.06

Finding the Fourth Proportional to 13,660,368.60, 20,488,308.45 and 4,904,835.06

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Solution

The fourth proportional to 13,660,368.60, 20,488,308.45 and 4,904,835.06 is: 7,356,446.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,660,368.60 : 20,488,308.45 = 4,904,835.06 : x
  2. Step 2: Convert to fraction form
    13,660,368.60/20,488,308.45 = 4,904,835.06/x
  3. Step 3: Cross multiply
    13,660,368.60x = 20,488,308.45 × 4,904,835.06
  4. Step 4: Simplify right side
    13,660,368.60x = 100,491,773,605,654.25
  5. Step 5: Solve for x
    x = 100,491,773,605,654.25/13,660,368.60
  6. Step 6: Final answer
    x = 7,356,446.71

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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.