Home / 13,488,466.59-18,614,070.68-7,293,498.53

Finding the Fourth Proportional to 13,488,466.59, 18,614,070.68 and 7,293,498.53

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Solution

The fourth proportional to 13,488,466.59, 18,614,070.68 and 7,293,498.53 is: 10,065,020.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,488,466.59 : 18,614,070.68 = 7,293,498.53 : x
  2. Step 2: Convert to fraction form
    13,488,466.59/18,614,070.68 = 7,293,498.53/x
  3. Step 3: Cross multiply
    13,488,466.59x = 18,614,070.68 × 7,293,498.53
  4. Step 4: Simplify right side
    13,488,466.59x = 135,761,697,012,358.27
  5. Step 5: Solve for x
    x = 135,761,697,012,358.27/13,488,466.59
  6. Step 6: Final answer
    x = 10,065,020.82

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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.