Home / 61,142,480.52-84,344,463.72-36,345,029.28

Finding the Fourth Proportional to 61,142,480.52, 84,344,463.72 and 36,345,029.28

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Solution

The fourth proportional to 61,142,480.52, 84,344,463.72 and 36,345,029.28 is: 50,137,023.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,142,480.52 : 84,344,463.72 = 36,345,029.28 : x
  2. Step 2: Convert to fraction form
    61,142,480.52/84,344,463.72 = 36,345,029.28/x
  3. Step 3: Cross multiply
    61,142,480.52x = 84,344,463.72 × 36,345,029.28
  4. Step 4: Simplify right side
    61,142,480.52x = 3,065,502,003,509,298
  5. Step 5: Solve for x
    x = 3,065,502,003,509,298/61,142,480.52
  6. Step 6: Final answer
    x = 50,137,023.84

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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.