Home / 20,772,028.90-31,158,043.35-17,233,084.90

Finding the Fourth Proportional to 20,772,028.90, 31,158,043.35 and 17,233,084.90

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Solution

The fourth proportional to 20,772,028.90, 31,158,043.35 and 17,233,084.90 is: 25,849,627.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,772,028.90 : 31,158,043.35 = 17,233,084.90 : x
  2. Step 2: Convert to fraction form
    20,772,028.90/31,158,043.35 = 17,233,084.90/x
  3. Step 3: Cross multiply
    20,772,028.90x = 31,158,043.35 × 17,233,084.90
  4. Step 4: Simplify right side
    20,772,028.90x = 536,949,206,368,430.38
  5. Step 5: Solve for x
    x = 536,949,206,368,430.38/20,772,028.90
  6. Step 6: Final answer
    x = 25,849,627.35

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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.