Home / 34,392,639.92-47,443,753.42-20,444,073.60

Finding the Fourth Proportional to 34,392,639.92, 47,443,753.42 and 20,444,073.60

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Solution

The fourth proportional to 34,392,639.92, 47,443,753.42 and 20,444,073.60 is: 28,202,068.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,392,639.92 : 47,443,753.42 = 20,444,073.60 : x
  2. Step 2: Convert to fraction form
    34,392,639.92/47,443,753.42 = 20,444,073.60/x
  3. Step 3: Cross multiply
    34,392,639.92x = 47,443,753.42 × 20,444,073.60
  4. Step 4: Simplify right side
    34,392,639.92x = 969,943,586,778,731.88
  5. Step 5: Solve for x
    x = 969,943,586,778,731.88/34,392,639.92
  6. Step 6: Final answer
    x = 28,202,068.50

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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.