Home / 7,437,612.60-11,156,418.90-2,645,458.20

Finding the Fourth Proportional to 7,437,612.60, 11,156,418.90 and 2,645,458.20

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Solution

The fourth proportional to 7,437,612.60, 11,156,418.90 and 2,645,458.20 is: 3,968,187.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,437,612.60 : 11,156,418.90 = 2,645,458.20 : x
  2. Step 2: Convert to fraction form
    7,437,612.60/11,156,418.90 = 2,645,458.20/x
  3. Step 3: Cross multiply
    7,437,612.60x = 11,156,418.90 × 2,645,458.20
  4. Step 4: Simplify right side
    7,437,612.60x = 29,513,839,861,639.98
  5. Step 5: Solve for x
    x = 29,513,839,861,639.98/7,437,612.60
  6. Step 6: Final answer
    x = 3,968,187.30

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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.