Home / 17,612,902.80-26,419,354.20-15,765,325.20

Finding the Fourth Proportional to 17,612,902.80, 26,419,354.20 and 15,765,325.20

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Solution

The fourth proportional to 17,612,902.80, 26,419,354.20 and 15,765,325.20 is: 23,647,987.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,612,902.80 : 26,419,354.20 = 15,765,325.20 : x
  2. Step 2: Convert to fraction form
    17,612,902.80/26,419,354.20 = 15,765,325.20/x
  3. Step 3: Cross multiply
    17,612,902.80x = 26,419,354.20 × 15,765,325.20
  4. Step 4: Simplify right side
    17,612,902.80x = 416,509,710,536,985.81
  5. Step 5: Solve for x
    x = 416,509,710,536,985.81/17,612,902.80
  6. Step 6: Final answer
    x = 23,647,987.80

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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.