Home / 55,433,156.64-76,498,251.88-30,655,010.64

Finding the Fourth Proportional to 55,433,156.64, 76,498,251.88 and 30,655,010.64

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Solution

The fourth proportional to 55,433,156.64, 76,498,251.88 and 30,655,010.64 is: 42,304,188.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,433,156.64 : 76,498,251.88 = 30,655,010.64 : x
  2. Step 2: Convert to fraction form
    55,433,156.64/76,498,251.88 = 30,655,010.64/x
  3. Step 3: Cross multiply
    55,433,156.64x = 76,498,251.88 × 30,655,010.64
  4. Step 4: Simplify right side
    55,433,156.64x = 2,345,054,725,322,800
  5. Step 5: Solve for x
    x = 2,345,054,725,322,800/55,433,156.64
  6. Step 6: Final answer
    x = 42,304,188.82

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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.