Home / 8,393,630.40-12,561,415.20-5,030,251.20

Finding the Fourth Proportional to 8,393,630.40, 12,561,415.20 and 5,030,251.20

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Solution

The fourth proportional to 8,393,630.40, 12,561,415.20 and 5,030,251.20 is: 7,527,979.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,393,630.40 : 12,561,415.20 = 5,030,251.20 : x
  2. Step 2: Convert to fraction form
    8,393,630.40/12,561,415.20 = 5,030,251.20/x
  3. Step 3: Cross multiply
    8,393,630.40x = 12,561,415.20 × 5,030,251.20
  4. Step 4: Simplify right side
    8,393,630.40x = 63,187,073,883,498.24
  5. Step 5: Solve for x
    x = 63,187,073,883,498.24/8,393,630.40
  6. Step 6: Final answer
    x = 7,527,979.06

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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.