Home / 6,915,548.40-10,373,225.40-3,129,025.20

Finding the Fourth Proportional to 6,915,548.40, 10,373,225.40 and 3,129,025.20

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Solution

The fourth proportional to 6,915,548.40, 10,373,225.40 and 3,129,025.20 is: 4,693,493.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,915,548.40 : 10,373,225.40 = 3,129,025.20 : x
  2. Step 2: Convert to fraction form
    6,915,548.40/10,373,225.40 = 3,129,025.20/x
  3. Step 3: Cross multiply
    6,915,548.40x = 10,373,225.40 × 3,129,025.20
  4. Step 4: Simplify right side
    6,915,548.40x = 32,458,083,681,880.08
  5. Step 5: Solve for x
    x = 32,458,083,681,880.08/6,915,548.40
  6. Step 6: Final answer
    x = 4,693,493.82

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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.