Home / 12,304,326.40-18,456,489.60-6,564,763.60

Finding the Fourth Proportional to 12,304,326.40, 18,456,489.60 and 6,564,763.60

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Solution

The fourth proportional to 12,304,326.40, 18,456,489.60 and 6,564,763.60 is: 9,847,145.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,304,326.40 : 18,456,489.60 = 6,564,763.60 : x
  2. Step 2: Convert to fraction form
    12,304,326.40/18,456,489.60 = 6,564,763.60/x
  3. Step 3: Cross multiply
    12,304,326.40x = 18,456,489.60 × 6,564,763.60
  4. Step 4: Simplify right side
    12,304,326.40x = 121,162,491,109,858.56
  5. Step 5: Solve for x
    x = 121,162,491,109,858.56/12,304,326.40
  6. Step 6: Final answer
    x = 9,847,145.40

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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.