Home / 12,200,179.49-16,836,419.45-6,693,454.26

Finding the Fourth Proportional to 12,200,179.49, 16,836,419.45 and 6,693,454.26

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Solution

The fourth proportional to 12,200,179.49, 16,836,419.45 and 6,693,454.26 is: 9,237,061.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,200,179.49 : 16,836,419.45 = 6,693,454.26 : x
  2. Step 2: Convert to fraction form
    12,200,179.49/16,836,419.45 = 6,693,454.26/x
  3. Step 3: Cross multiply
    12,200,179.49x = 16,836,419.45 × 6,693,454.26
  4. Step 4: Simplify right side
    12,200,179.49x = 112,693,803,457,282.08
  5. Step 5: Solve for x
    x = 112,693,803,457,282.08/12,200,179.49
  6. Step 6: Final answer
    x = 9,237,061.11

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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.