Home / 10,388,625.15-14,337,726.77-5,978,260.20

Finding the Fourth Proportional to 10,388,625.15, 14,337,726.77 and 5,978,260.20

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Solution

The fourth proportional to 10,388,625.15, 14,337,726.77 and 5,978,260.20 is: 8,250,818.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,388,625.15 : 14,337,726.77 = 5,978,260.20 : x
  2. Step 2: Convert to fraction form
    10,388,625.15/14,337,726.77 = 5,978,260.20/x
  3. Step 3: Cross multiply
    10,388,625.15x = 14,337,726.77 × 5,978,260.20
  4. Step 4: Simplify right side
    10,388,625.15x = 85,714,661,295,627.97
  5. Step 5: Solve for x
    x = 85,714,661,295,627.97/10,388,625.15
  6. Step 6: Final answer
    x = 8,250,818.57

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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.