Home / 7,443,312.90-11,156,600.88-3,789,787.52

Finding the Fourth Proportional to 7,443,312.90, 11,156,600.88 and 3,789,787.52

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Solution

The fourth proportional to 7,443,312.90, 11,156,600.88 and 3,789,787.52 is: 5,680,420.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,443,312.90 : 11,156,600.88 = 3,789,787.52 : x
  2. Step 2: Convert to fraction form
    7,443,312.90/11,156,600.88 = 3,789,787.52/x
  3. Step 3: Cross multiply
    7,443,312.90x = 11,156,600.88 × 3,789,787.52
  4. Step 4: Simplify right side
    7,443,312.90x = 42,281,146,724,862.02
  5. Step 5: Solve for x
    x = 42,281,146,724,862.02/7,443,312.90
  6. Step 6: Final answer
    x = 5,680,420.44

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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.