Home / 6,999,148.71-10,497,724.20-2,206,214.28

Finding the Fourth Proportional to 6,999,148.71, 10,497,724.20 and 2,206,214.28

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Solution

The fourth proportional to 6,999,148.71, 10,497,724.20 and 2,206,214.28 is: 3,309,006.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,999,148.71 : 10,497,724.20 = 2,206,214.28 : x
  2. Step 2: Convert to fraction form
    6,999,148.71/10,497,724.20 = 2,206,214.28/x
  3. Step 3: Cross multiply
    6,999,148.71x = 10,497,724.20 × 2,206,214.28
  4. Step 4: Simplify right side
    6,999,148.71x = 23,160,229,037,541.57
  5. Step 5: Solve for x
    x = 23,160,229,037,541.57/6,999,148.71
  6. Step 6: Final answer
    x = 3,309,006.57

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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.