Home / 12,304,419.40-18,456,629.10-6,564,856.60

Finding the Fourth Proportional to 12,304,419.40, 18,456,629.10 and 6,564,856.60

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Solution

The fourth proportional to 12,304,419.40, 18,456,629.10 and 6,564,856.60 is: 9,847,284.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,304,419.40 : 18,456,629.10 = 6,564,856.60 : x
  2. Step 2: Convert to fraction form
    12,304,419.40/18,456,629.10 = 6,564,856.60/x
  3. Step 3: Cross multiply
    12,304,419.40x = 18,456,629.10 × 6,564,856.60
  4. Step 4: Simplify right side
    12,304,419.40x = 121,165,123,360,887.06
  5. Step 5: Solve for x
    x = 121,165,123,360,887.06/12,304,419.40
  6. Step 6: Final answer
    x = 9,847,284.90

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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.