Home / 10,363,915.30-15,545,872.95-4,969,789.15

Finding the Fourth Proportional to 10,363,915.30, 15,545,872.95 and 4,969,789.15

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Solution

The fourth proportional to 10,363,915.30, 15,545,872.95 and 4,969,789.15 is: 7,454,683.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,363,915.30 : 15,545,872.95 = 4,969,789.15 : x
  2. Step 2: Convert to fraction form
    10,363,915.30/15,545,872.95 = 4,969,789.15/x
  3. Step 3: Cross multiply
    10,363,915.30x = 15,545,872.95 × 4,969,789.15
  4. Step 4: Simplify right side
    10,363,915.30x = 77,259,710,714,188.50
  5. Step 5: Solve for x
    x = 77,259,710,714,188.50/10,363,915.30
  6. Step 6: Final answer
    x = 7,454,683.73

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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.