Home / 6,915,840.30-10,366,762.05-4,074,489.90

Finding the Fourth Proportional to 6,915,840.30, 10,366,762.05 and 4,074,489.90

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Solution

The fourth proportional to 6,915,840.30, 10,366,762.05 and 4,074,489.90 is: 6,107,611.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,915,840.30 : 10,366,762.05 = 4,074,489.90 : x
  2. Step 2: Convert to fraction form
    6,915,840.30/10,366,762.05 = 4,074,489.90/x
  3. Step 3: Cross multiply
    6,915,840.30x = 10,366,762.05 × 4,074,489.90
  4. Step 4: Simplify right side
    6,915,840.30x = 42,239,267,268,428.30
  5. Step 5: Solve for x
    x = 42,239,267,268,428.30/6,915,840.30
  6. Step 6: Final answer
    x = 6,107,611.72

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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.