Home / 8,704,490.80-13,056,736.20-6,581,124.40

Finding the Fourth Proportional to 8,704,490.80, 13,056,736.20 and 6,581,124.40

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Solution

The fourth proportional to 8,704,490.80, 13,056,736.20 and 6,581,124.40 is: 9,871,686.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,704,490.80 : 13,056,736.20 = 6,581,124.40 : x
  2. Step 2: Convert to fraction form
    8,704,490.80/13,056,736.20 = 6,581,124.40/x
  3. Step 3: Cross multiply
    8,704,490.80x = 13,056,736.20 × 6,581,124.40
  4. Step 4: Simplify right side
    8,704,490.80x = 85,928,005,190,183.28
  5. Step 5: Solve for x
    x = 85,928,005,190,183.28/8,704,490.80
  6. Step 6: Final answer
    x = 9,871,686.60

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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.