Home / 8,306,643.20-12,452,966.40-4,317,555.20

Finding the Fourth Proportional to 8,306,643.20, 12,452,966.40 and 4,317,555.20

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Solution

The fourth proportional to 8,306,643.20, 12,452,966.40 and 4,317,555.20 is: 6,472,695.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,306,643.20 : 12,452,966.40 = 4,317,555.20 : x
  2. Step 2: Convert to fraction form
    8,306,643.20/12,452,966.40 = 4,317,555.20/x
  3. Step 3: Cross multiply
    8,306,643.20x = 12,452,966.40 × 4,317,555.20
  4. Step 4: Simplify right side
    8,306,643.20x = 53,766,369,835,745.28
  5. Step 5: Solve for x
    x = 53,766,369,835,745.28/8,306,643.20
  6. Step 6: Final answer
    x = 6,472,695.23

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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.