Home / 8,240,920.90-12,366,630.15-4,829,200.90

Finding the Fourth Proportional to 8,240,920.90, 12,366,630.15 and 4,829,200.90

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Solution

The fourth proportional to 8,240,920.90, 12,366,630.15 and 4,829,200.90 is: 7,246,877.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,240,920.90 : 12,366,630.15 = 4,829,200.90 : x
  2. Step 2: Convert to fraction form
    8,240,920.90/12,366,630.15 = 4,829,200.90/x
  3. Step 3: Cross multiply
    8,240,920.90x = 12,366,630.15 × 4,829,200.90
  4. Step 4: Simplify right side
    8,240,920.90x = 59,720,941,450,347.14
  5. Step 5: Solve for x
    x = 59,720,941,450,347.14/8,240,920.90
  6. Step 6: Final answer
    x = 7,246,877.16

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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.