Home / 8,737,220.32-12,057,423.28-4,869,990.24

Finding the Fourth Proportional to 8,737,220.32, 12,057,423.28 and 4,869,990.24

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Solution

The fourth proportional to 8,737,220.32, 12,057,423.28 and 4,869,990.24 is: 6,720,619.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,737,220.32 : 12,057,423.28 = 4,869,990.24 : x
  2. Step 2: Convert to fraction form
    8,737,220.32/12,057,423.28 = 4,869,990.24/x
  3. Step 3: Cross multiply
    8,737,220.32x = 12,057,423.28 × 4,869,990.24
  4. Step 4: Simplify right side
    8,737,220.32x = 58,719,533,693,148.79
  5. Step 5: Solve for x
    x = 58,719,533,693,148.79/8,737,220.32
  6. Step 6: Final answer
    x = 6,720,619.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.