Home / 5,342,379.18-8,016,199.65-2,502,000.78

Finding the Fourth Proportional to 5,342,379.18, 8,016,199.65 and 2,502,000.78

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Solution

The fourth proportional to 5,342,379.18, 8,016,199.65 and 2,502,000.78 is: 3,754,233.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,342,379.18 : 8,016,199.65 = 2,502,000.78 : x
  2. Step 2: Convert to fraction form
    5,342,379.18/8,016,199.65 = 2,502,000.78/x
  3. Step 3: Cross multiply
    5,342,379.18x = 8,016,199.65 × 2,502,000.78
  4. Step 4: Simplify right side
    5,342,379.18x = 20,056,537,776,935.73
  5. Step 5: Solve for x
    x = 20,056,537,776,935.73/5,342,379.18
  6. Step 6: Final answer
    x = 3,754,233.29

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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.