Home / 6,461,913.11-8,918,959.71-4,016,371.13

Finding the Fourth Proportional to 6,461,913.11, 8,918,959.71 and 4,016,371.13

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Solution

The fourth proportional to 6,461,913.11, 8,918,959.71 and 4,016,371.13 is: 5,543,536.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,461,913.11 : 8,918,959.71 = 4,016,371.13 : x
  2. Step 2: Convert to fraction form
    6,461,913.11/8,918,959.71 = 4,016,371.13/x
  3. Step 3: Cross multiply
    6,461,913.11x = 8,918,959.71 × 4,016,371.13
  4. Step 4: Simplify right side
    6,461,913.11x = 35,821,852,292,789.86
  5. Step 5: Solve for x
    x = 35,821,852,292,789.86/6,461,913.11
  6. Step 6: Final answer
    x = 5,543,536.68

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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.