Home / 17,401,376.80-26,102,065.20-13,420,064.80

Finding the Fourth Proportional to 17,401,376.80, 26,102,065.20 and 13,420,064.80

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Solution

The fourth proportional to 17,401,376.80, 26,102,065.20 and 13,420,064.80 is: 20,130,097.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,401,376.80 : 26,102,065.20 = 13,420,064.80 : x
  2. Step 2: Convert to fraction form
    17,401,376.80/26,102,065.20 = 13,420,064.80/x
  3. Step 3: Cross multiply
    17,401,376.80x = 26,102,065.20 × 13,420,064.80
  4. Step 4: Simplify right side
    17,401,376.80x = 350,291,406,397,825
  5. Step 5: Solve for x
    x = 350,291,406,397,825/17,401,376.80
  6. Step 6: Final answer
    x = 20,130,097.20

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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.