Home / 13,145,193.20-19,719,863.40-4,170,652.40

Finding the Fourth Proportional to 13,145,193.20, 19,719,863.40 and 4,170,652.40

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Solution

The fourth proportional to 13,145,193.20, 19,719,863.40 and 4,170,652.40 is: 6,256,636.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,145,193.20 : 19,719,863.40 = 4,170,652.40 : x
  2. Step 2: Convert to fraction form
    13,145,193.20/19,719,863.40 = 4,170,652.40/x
  3. Step 3: Cross multiply
    13,145,193.20x = 19,719,863.40 × 4,170,652.40
  4. Step 4: Simplify right side
    13,145,193.20x = 82,244,695,616,882.16
  5. Step 5: Solve for x
    x = 82,244,695,616,882.16/13,145,193.20
  6. Step 6: Final answer
    x = 6,256,636.50

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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.