Home / 12,620,170.32-17,419,402.68-7,465,323.84

Finding the Fourth Proportional to 12,620,170.32, 17,419,402.68 and 7,465,323.84

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Solution

The fourth proportional to 12,620,170.32, 17,419,402.68 and 7,465,323.84 is: 10,304,257.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,620,170.32 : 17,419,402.68 = 7,465,323.84 : x
  2. Step 2: Convert to fraction form
    12,620,170.32/17,419,402.68 = 7,465,323.84/x
  3. Step 3: Cross multiply
    12,620,170.32x = 17,419,402.68 × 7,465,323.84
  4. Step 4: Simplify right side
    12,620,170.32x = 130,041,482,105,563.89
  5. Step 5: Solve for x
    x = 130,041,482,105,563.89/12,620,170.32
  6. Step 6: Final answer
    x = 10,304,257.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.