Home / 8,972,404.40-13,458,606.60-2,988,772.40

Finding the Fourth Proportional to 8,972,404.40, 13,458,606.60 and 2,988,772.40

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Solution

The fourth proportional to 8,972,404.40, 13,458,606.60 and 2,988,772.40 is: 4,483,158.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,972,404.40 : 13,458,606.60 = 2,988,772.40 : x
  2. Step 2: Convert to fraction form
    8,972,404.40/13,458,606.60 = 2,988,772.40/x
  3. Step 3: Cross multiply
    8,972,404.40x = 13,458,606.60 × 2,988,772.40
  4. Step 4: Simplify right side
    8,972,404.40x = 40,224,711,948,537.84
  5. Step 5: Solve for x
    x = 40,224,711,948,537.84/8,972,404.40
  6. Step 6: Final answer
    x = 4,483,158.60

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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.