Home / 5,228,176.80-7,215,446.17-3,164,328.15

Finding the Fourth Proportional to 5,228,176.80, 7,215,446.17 and 3,164,328.15

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Solution

The fourth proportional to 5,228,176.80, 7,215,446.17 and 3,164,328.15 is: 4,367,113.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,228,176.80 : 7,215,446.17 = 3,164,328.15 : x
  2. Step 2: Convert to fraction form
    5,228,176.80/7,215,446.17 = 3,164,328.15/x
  3. Step 3: Cross multiply
    5,228,176.80x = 7,215,446.17 × 3,164,328.15
  4. Step 4: Simplify right side
    5,228,176.80x = 22,832,039,461,554.02
  5. Step 5: Solve for x
    x = 22,832,039,461,554.02/5,228,176.80
  6. Step 6: Final answer
    x = 4,367,113.11

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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.