Home / 7,021,175.90-10,514,049.15-5,603,999.90

Finding the Fourth Proportional to 7,021,175.90, 10,514,049.15 and 5,603,999.90

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Solution

The fourth proportional to 7,021,175.90, 10,514,049.15 and 5,603,999.90 is: 8,391,860.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,021,175.90 : 10,514,049.15 = 5,603,999.90 : x
  2. Step 2: Convert to fraction form
    7,021,175.90/10,514,049.15 = 5,603,999.90/x
  3. Step 3: Cross multiply
    7,021,175.90x = 10,514,049.15 × 5,603,999.90
  4. Step 4: Simplify right side
    7,021,175.90x = 58,920,730,385,195.09
  5. Step 5: Solve for x
    x = 58,920,730,385,195.09/7,021,175.90
  6. Step 6: Final answer
    x = 8,391,860.74

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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.