Home / 10,372,414.40-15,558,621.60-3,280,702.40

Finding the Fourth Proportional to 10,372,414.40, 15,558,621.60 and 3,280,702.40

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Solution

The fourth proportional to 10,372,414.40, 15,558,621.60 and 3,280,702.40 is: 4,921,053.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,372,414.40 : 15,558,621.60 = 3,280,702.40 : x
  2. Step 2: Convert to fraction form
    10,372,414.40/15,558,621.60 = 3,280,702.40/x
  3. Step 3: Cross multiply
    10,372,414.40x = 15,558,621.60 × 3,280,702.40
  4. Step 4: Simplify right side
    10,372,414.40x = 51,043,207,223,811.84
  5. Step 5: Solve for x
    x = 51,043,207,223,811.84/10,372,414.40
  6. Step 6: Final answer
    x = 4,921,053.60

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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.