Home / 8,301,545.59-12,440,612.89-3,920,009.84

Finding the Fourth Proportional to 8,301,545.59, 12,440,612.89 and 3,920,009.84

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Solution

The fourth proportional to 8,301,545.59, 12,440,612.89 and 3,920,009.84 is: 5,874,487.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,301,545.59 : 12,440,612.89 = 3,920,009.84 : x
  2. Step 2: Convert to fraction form
    8,301,545.59/12,440,612.89 = 3,920,009.84/x
  3. Step 3: Cross multiply
    8,301,545.59x = 12,440,612.89 × 3,920,009.84
  4. Step 4: Simplify right side
    8,301,545.59x = 48,767,324,872,427.74
  5. Step 5: Solve for x
    x = 48,767,324,872,427.74/8,301,545.59
  6. Step 6: Final answer
    x = 5,874,487.39

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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.