Home / 57,356,750.43-79,151,318.98-31,251,482.78

Finding the Fourth Proportional to 57,356,750.43, 79,151,318.98 and 31,251,482.78

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Solution

The fourth proportional to 57,356,750.43, 79,151,318.98 and 31,251,482.78 is: 43,126,503.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,356,750.43 : 79,151,318.98 = 31,251,482.78 : x
  2. Step 2: Convert to fraction form
    57,356,750.43/79,151,318.98 = 31,251,482.78/x
  3. Step 3: Cross multiply
    57,356,750.43x = 79,151,318.98 × 31,251,482.78
  4. Step 4: Simplify right side
    57,356,750.43x = 2,473,596,081,643,872
  5. Step 5: Solve for x
    x = 2,473,596,081,643,872/57,356,750.43
  6. Step 6: Final answer
    x = 43,126,503.21

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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.