Home / 15,537,619.60-23,306,429.40-13,146,135.10

Finding the Fourth Proportional to 15,537,619.60, 23,306,429.40 and 13,146,135.10

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Solution

The fourth proportional to 15,537,619.60, 23,306,429.40 and 13,146,135.10 is: 19,719,202.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,537,619.60 : 23,306,429.40 = 13,146,135.10 : x
  2. Step 2: Convert to fraction form
    15,537,619.60/23,306,429.40 = 13,146,135.10/x
  3. Step 3: Cross multiply
    15,537,619.60x = 23,306,429.40 × 13,146,135.10
  4. Step 4: Simplify right side
    15,537,619.60x = 306,389,469,591,011.94
  5. Step 5: Solve for x
    x = 306,389,469,591,011.94/15,537,619.60
  6. Step 6: Final answer
    x = 19,719,202.65

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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.