Home / 49,538,068.95-74,301,329.74-13,149,286.72

Finding the Fourth Proportional to 49,538,068.95, 74,301,329.74 and 13,149,286.72

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Solution

The fourth proportional to 49,538,068.95, 74,301,329.74 and 13,149,286.72 is: 19,722,397.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,538,068.95 : 74,301,329.74 = 13,149,286.72 : x
  2. Step 2: Convert to fraction form
    49,538,068.95/74,301,329.74 = 13,149,286.72/x
  3. Step 3: Cross multiply
    49,538,068.95x = 74,301,329.74 × 13,149,286.72
  4. Step 4: Simplify right side
    49,538,068.95x = 977,009,488,689,511.62
  5. Step 5: Solve for x
    x = 977,009,488,689,511.62/49,538,068.95
  6. Step 6: Final answer
    x = 19,722,397.53

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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.