Home / 6,646,820.80-9,970,231.20-5,465,840.80

Finding the Fourth Proportional to 6,646,820.80, 9,970,231.20 and 5,465,840.80

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Solution

The fourth proportional to 6,646,820.80, 9,970,231.20 and 5,465,840.80 is: 8,198,761.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,646,820.80 : 9,970,231.20 = 5,465,840.80 : x
  2. Step 2: Convert to fraction form
    6,646,820.80/9,970,231.20 = 5,465,840.80/x
  3. Step 3: Cross multiply
    6,646,820.80x = 9,970,231.20 × 5,465,840.80
  4. Step 4: Simplify right side
    6,646,820.80x = 54,495,696,478,392.95
  5. Step 5: Solve for x
    x = 54,495,696,478,392.95/6,646,820.80
  6. Step 6: Final answer
    x = 8,198,761.20

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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.