Home / 54,288,069.30-81,432,103.95-48,335,930.10

Finding the Fourth Proportional to 54,288,069.30, 81,432,103.95 and 48,335,930.10

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Solution

The fourth proportional to 54,288,069.30, 81,432,103.95 and 48,335,930.10 is: 72,503,895.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,288,069.30 : 81,432,103.95 = 48,335,930.10 : x
  2. Step 2: Convert to fraction form
    54,288,069.30/81,432,103.95 = 48,335,930.10/x
  3. Step 3: Cross multiply
    54,288,069.30x = 81,432,103.95 × 48,335,930.10
  4. Step 4: Simplify right side
    54,288,069.30x = 3,936,096,484,423,134
  5. Step 5: Solve for x
    x = 3,936,096,484,423,134/54,288,069.30
  6. Step 6: Final answer
    x = 72,503,895.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.