Home / 15,478,780.60-23,218,170.90-3,964,225.60

Finding the Fourth Proportional to 15,478,780.60, 23,218,170.90 and 3,964,225.60

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Solution

The fourth proportional to 15,478,780.60, 23,218,170.90 and 3,964,225.60 is: 5,946,338.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,478,780.60 : 23,218,170.90 = 3,964,225.60 : x
  2. Step 2: Convert to fraction form
    15,478,780.60/23,218,170.90 = 3,964,225.60/x
  3. Step 3: Cross multiply
    15,478,780.60x = 23,218,170.90 × 3,964,225.60
  4. Step 4: Simplify right side
    15,478,780.60x = 92,042,067,466,955.03
  5. Step 5: Solve for x
    x = 92,042,067,466,955.03/15,478,780.60
  6. Step 6: Final answer
    x = 5,946,338.40

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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.