Home / 55,181,366.64-76,150,306.80-31,989,937.32

Finding the Fourth Proportional to 55,181,366.64, 76,150,306.80 and 31,989,937.32

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Solution

The fourth proportional to 55,181,366.64, 76,150,306.80 and 31,989,937.32 is: 44,146,125.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,181,366.64 : 76,150,306.80 = 31,989,937.32 : x
  2. Step 2: Convert to fraction form
    55,181,366.64/76,150,306.80 = 31,989,937.32/x
  3. Step 3: Cross multiply
    55,181,366.64x = 76,150,306.80 × 31,989,937.32
  4. Step 4: Simplify right side
    55,181,366.64x = 2,436,043,541,430,769.50
  5. Step 5: Solve for x
    x = 2,436,043,541,430,769.50/55,181,366.64
  6. Step 6: Final answer
    x = 44,146,125.58

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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.