Home / 15,478,761.60-23,218,142.40-3,964,206.60

Finding the Fourth Proportional to 15,478,761.60, 23,218,142.40 and 3,964,206.60

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Solution

The fourth proportional to 15,478,761.60, 23,218,142.40 and 3,964,206.60 is: 5,946,309.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,478,761.60 : 23,218,142.40 = 3,964,206.60 : x
  2. Step 2: Convert to fraction form
    15,478,761.60/23,218,142.40 = 3,964,206.60/x
  3. Step 3: Cross multiply
    15,478,761.60x = 23,218,142.40 × 3,964,206.60
  4. Step 4: Simplify right side
    15,478,761.60x = 92,041,513,341,819.84
  5. Step 5: Solve for x
    x = 92,041,513,341,819.84/15,478,761.60
  6. Step 6: Final answer
    x = 5,946,309.90

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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.