Home / 10,646,513.80-15,976,331.70-4,256,099.80

Finding the Fourth Proportional to 10,646,513.80, 15,976,331.70 and 4,256,099.80

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Solution

The fourth proportional to 10,646,513.80, 15,976,331.70 and 4,256,099.80 is: 6,386,772.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,646,513.80 : 15,976,331.70 = 4,256,099.80 : x
  2. Step 2: Convert to fraction form
    10,646,513.80/15,976,331.70 = 4,256,099.80/x
  3. Step 3: Cross multiply
    10,646,513.80x = 15,976,331.70 × 4,256,099.80
  4. Step 4: Simplify right side
    10,646,513.80x = 67,996,862,153,103.66
  5. Step 5: Solve for x
    x = 67,996,862,153,103.66/10,646,513.80
  6. Step 6: Final answer
    x = 6,386,772.56

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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.