Home / 16,985,087.20-25,477,630.80-13,625,855.20

Finding the Fourth Proportional to 16,985,087.20, 25,477,630.80 and 13,625,855.20

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Solution

The fourth proportional to 16,985,087.20, 25,477,630.80 and 13,625,855.20 is: 20,438,782.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,985,087.20 : 25,477,630.80 = 13,625,855.20 : x
  2. Step 2: Convert to fraction form
    16,985,087.20/25,477,630.80 = 13,625,855.20/x
  3. Step 3: Cross multiply
    16,985,087.20x = 25,477,630.80 × 13,625,855.20
  4. Step 4: Simplify right side
    16,985,087.20x = 347,154,508,119,860.12
  5. Step 5: Solve for x
    x = 347,154,508,119,860.12/16,985,087.20
  6. Step 6: Final answer
    x = 20,438,782.80

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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.