Home / 69,488,175.76-95,905,178.08-38,558,309.56

Finding the Fourth Proportional to 69,488,175.76, 95,905,178.08 and 38,558,309.56

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Solution

The fourth proportional to 69,488,175.76, 95,905,178.08 and 38,558,309.56 is: 53,216,845.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,488,175.76 : 95,905,178.08 = 38,558,309.56 : x
  2. Step 2: Convert to fraction form
    69,488,175.76/95,905,178.08 = 38,558,309.56/x
  3. Step 3: Cross multiply
    69,488,175.76x = 95,905,178.08 × 38,558,309.56
  4. Step 4: Simplify right side
    69,488,175.76x = 3,697,941,544,815,566.50
  5. Step 5: Solve for x
    x = 3,697,941,544,815,566.50/69,488,175.76
  6. Step 6: Final answer
    x = 53,216,845.95

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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.