Home / 11,132,938.60-16,700,963.10-4,743,140.20

Finding the Fourth Proportional to 11,132,938.60, 16,700,963.10 and 4,743,140.20

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Solution

The fourth proportional to 11,132,938.60, 16,700,963.10 and 4,743,140.20 is: 7,115,372.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,132,938.60 : 16,700,963.10 = 4,743,140.20 : x
  2. Step 2: Convert to fraction form
    11,132,938.60/16,700,963.10 = 4,743,140.20/x
  3. Step 3: Cross multiply
    11,132,938.60x = 16,700,963.10 × 4,743,140.20
  4. Step 4: Simplify right side
    11,132,938.60x = 79,215,009,458,326.62
  5. Step 5: Solve for x
    x = 79,215,009,458,326.62/11,132,938.60
  6. Step 6: Final answer
    x = 7,115,372.89

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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.