Home / 5,885,247.12-8,121,381.96-3,438,084.72

Finding the Fourth Proportional to 5,885,247.12, 8,121,381.96 and 3,438,084.72

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Solution

The fourth proportional to 5,885,247.12, 8,121,381.96 and 3,438,084.72 is: 4,744,405.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,885,247.12 : 8,121,381.96 = 3,438,084.72 : x
  2. Step 2: Convert to fraction form
    5,885,247.12/8,121,381.96 = 3,438,084.72/x
  3. Step 3: Cross multiply
    5,885,247.12x = 8,121,381.96 × 3,438,084.72
  4. Step 4: Simplify right side
    5,885,247.12x = 27,921,999,221,959.65
  5. Step 5: Solve for x
    x = 27,921,999,221,959.65/5,885,247.12
  6. Step 6: Final answer
    x = 4,744,405.57

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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.