Home / 42,432,146.40-58,541,001.92-27,756,190.56

Finding the Fourth Proportional to 42,432,146.40, 58,541,001.92 and 27,756,190.56

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Solution

The fourth proportional to 42,432,146.40, 58,541,001.92 and 27,756,190.56 is: 38,293,495.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,432,146.40 : 58,541,001.92 = 27,756,190.56 : x
  2. Step 2: Convert to fraction form
    42,432,146.40/58,541,001.92 = 27,756,190.56/x
  3. Step 3: Cross multiply
    42,432,146.40x = 58,541,001.92 × 27,756,190.56
  4. Step 4: Simplify right side
    42,432,146.40x = 1,624,875,204,864,845.75
  5. Step 5: Solve for x
    x = 1,624,875,204,864,845.75/42,432,146.40
  6. Step 6: Final answer
    x = 38,293,495.44

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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.