Home / 74,391,497.52-111,588,394.59-28,335,934.86

Finding the Fourth Proportional to 74,391,497.52, 111,588,394.59 and 28,335,934.86

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Solution

The fourth proportional to 74,391,497.52, 111,588,394.59 and 28,335,934.86 is: 42,504,339.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,391,497.52 : 111,588,394.59 = 28,335,934.86 : x
  2. Step 2: Convert to fraction form
    74,391,497.52/111,588,394.59 = 28,335,934.86/x
  3. Step 3: Cross multiply
    74,391,497.52x = 111,588,394.59 × 28,335,934.86
  4. Step 4: Simplify right side
    74,391,497.52x = 3,161,961,480,234,216.50
  5. Step 5: Solve for x
    x = 3,161,961,480,234,216.50/74,391,497.52
  6. Step 6: Final answer
    x = 42,504,339.68

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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.