Home / 10,657,836.40-15,983,255.40-3,925,375.60

Finding the Fourth Proportional to 10,657,836.40, 15,983,255.40 and 3,925,375.60

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Solution

The fourth proportional to 10,657,836.40, 15,983,255.40 and 3,925,375.60 is: 5,886,774.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,657,836.40 : 15,983,255.40 = 3,925,375.60 : x
  2. Step 2: Convert to fraction form
    10,657,836.40/15,983,255.40 = 3,925,375.60/x
  3. Step 3: Cross multiply
    10,657,836.40x = 15,983,255.40 × 3,925,375.60
  4. Step 4: Simplify right side
    10,657,836.40x = 62,740,280,755,728.24
  5. Step 5: Solve for x
    x = 62,740,280,755,728.24/10,657,836.40
  6. Step 6: Final answer
    x = 5,886,774.61

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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.