Home / 57,521,857.59-79,381,882.44-31,417,606.89

Finding the Fourth Proportional to 57,521,857.59, 79,381,882.44 and 31,417,606.89

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Solution

The fourth proportional to 57,521,857.59, 79,381,882.44 and 31,417,606.89 is: 43,357,236.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,521,857.59 : 79,381,882.44 = 31,417,606.89 : x
  2. Step 2: Convert to fraction form
    57,521,857.59/79,381,882.44 = 31,417,606.89/x
  3. Step 3: Cross multiply
    57,521,857.59x = 79,381,882.44 × 31,417,606.89
  4. Step 4: Simplify right side
    57,521,857.59x = 2,493,988,776,688,114
  5. Step 5: Solve for x
    x = 2,493,988,776,688,114/57,521,857.59
  6. Step 6: Final answer
    x = 43,357,236.38

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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.