Home / 8,363,760.42-12,539,963.22-4,254,983.40

Finding the Fourth Proportional to 8,363,760.42, 12,539,963.22 and 4,254,983.40

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Solution

The fourth proportional to 8,363,760.42, 12,539,963.22 and 4,254,983.40 is: 6,379,586.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,363,760.42 : 12,539,963.22 = 4,254,983.40 : x
  2. Step 2: Convert to fraction form
    8,363,760.42/12,539,963.22 = 4,254,983.40/x
  3. Step 3: Cross multiply
    8,363,760.42x = 12,539,963.22 × 4,254,983.40
  4. Step 4: Simplify right side
    8,363,760.42x = 53,357,335,337,710.55
  5. Step 5: Solve for x
    x = 53,357,335,337,710.55/8,363,760.42
  6. Step 6: Final answer
    x = 6,379,586.77

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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.