Home / 15,551,920.80-23,327,881.20-4,193,517.60

Finding the Fourth Proportional to 15,551,920.80, 23,327,881.20 and 4,193,517.60

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Solution

The fourth proportional to 15,551,920.80, 23,327,881.20 and 4,193,517.60 is: 6,290,276.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,551,920.80 : 23,327,881.20 = 4,193,517.60 : x
  2. Step 2: Convert to fraction form
    15,551,920.80/23,327,881.20 = 4,193,517.60/x
  3. Step 3: Cross multiply
    15,551,920.80x = 23,327,881.20 × 4,193,517.60
  4. Step 4: Simplify right side
    15,551,920.80x = 97,825,880,382,909.12
  5. Step 5: Solve for x
    x = 97,825,880,382,909.12/15,551,920.80
  6. Step 6: Final answer
    x = 6,290,276.40

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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.