Home / 17,389,436.60-26,084,154.90-10,209,078.20

Finding the Fourth Proportional to 17,389,436.60, 26,084,154.90 and 10,209,078.20

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Solution

The fourth proportional to 17,389,436.60, 26,084,154.90 and 10,209,078.20 is: 15,313,617.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,389,436.60 : 26,084,154.90 = 10,209,078.20 : x
  2. Step 2: Convert to fraction form
    17,389,436.60/26,084,154.90 = 10,209,078.20/x
  3. Step 3: Cross multiply
    17,389,436.60x = 26,084,154.90 × 10,209,078.20
  4. Step 4: Simplify right side
    17,389,436.60x = 266,295,177,155,013.16
  5. Step 5: Solve for x
    x = 266,295,177,155,013.16/17,389,436.60
  6. Step 6: Final answer
    x = 15,313,617.30

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Similar ratio
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1.5x scale

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.