Home / 6,615,221.40-9,126,400.29-3,822,499.32

Finding the Fourth Proportional to 6,615,221.40, 9,126,400.29 and 3,822,499.32

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Solution

The fourth proportional to 6,615,221.40, 9,126,400.29 and 3,822,499.32 is: 5,273,543.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,615,221.40 : 9,126,400.29 = 3,822,499.32 : x
  2. Step 2: Convert to fraction form
    6,615,221.40/9,126,400.29 = 3,822,499.32/x
  3. Step 3: Cross multiply
    6,615,221.40x = 9,126,400.29 × 3,822,499.32
  4. Step 4: Simplify right side
    6,615,221.40x = 34,885,658,902,572.80
  5. Step 5: Solve for x
    x = 34,885,658,902,572.80/6,615,221.40
  6. Step 6: Final answer
    x = 5,273,543.66

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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.