Home / 8,315,730.20-12,464,264.10-4,723,218.20

Finding the Fourth Proportional to 8,315,730.20, 12,464,264.10 and 4,723,218.20

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Solution

The fourth proportional to 8,315,730.20, 12,464,264.10 and 4,723,218.20 is: 7,079,527.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,315,730.20 : 12,464,264.10 = 4,723,218.20 : x
  2. Step 2: Convert to fraction form
    8,315,730.20/12,464,264.10 = 4,723,218.20/x
  3. Step 3: Cross multiply
    8,315,730.20x = 12,464,264.10 × 4,723,218.20
  4. Step 4: Simplify right side
    8,315,730.20x = 58,871,439,046,726.62
  5. Step 5: Solve for x
    x = 58,871,439,046,726.62/8,315,730.20
  6. Step 6: Final answer
    x = 7,079,527.31

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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.