Home / 8,972,405.40-13,458,608.10-2,988,773.40

Finding the Fourth Proportional to 8,972,405.40, 13,458,608.10 and 2,988,773.40

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Solution

The fourth proportional to 8,972,405.40, 13,458,608.10 and 2,988,773.40 is: 4,483,160.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,972,405.40 : 13,458,608.10 = 2,988,773.40 : x
  2. Step 2: Convert to fraction form
    8,972,405.40/13,458,608.10 = 2,988,773.40/x
  3. Step 3: Cross multiply
    8,972,405.40x = 13,458,608.10 × 2,988,773.40
  4. Step 4: Simplify right side
    8,972,405.40x = 40,224,729,890,304.54
  5. Step 5: Solve for x
    x = 40,224,729,890,304.54/8,972,405.40
  6. Step 6: Final answer
    x = 4,483,160.10

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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.