Home / 15,537,620.10-23,306,430.15-13,146,135.60

Finding the Fourth Proportional to 15,537,620.10, 23,306,430.15 and 13,146,135.60

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Solution

The fourth proportional to 15,537,620.10, 23,306,430.15 and 13,146,135.60 is: 19,719,203.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,537,620.10 : 23,306,430.15 = 13,146,135.60 : x
  2. Step 2: Convert to fraction form
    15,537,620.10/23,306,430.15 = 13,146,135.60/x
  3. Step 3: Cross multiply
    15,537,620.10x = 23,306,430.15 × 13,146,135.60
  4. Step 4: Simplify right side
    15,537,620.10x = 306,389,491,103,828.31
  5. Step 5: Solve for x
    x = 306,389,491,103,828.31/15,537,620.10
  6. Step 6: Final answer
    x = 19,719,203.40

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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.