Home / 16,518,043.20-24,777,064.80-13,116,820.80

Finding the Fourth Proportional to 16,518,043.20, 24,777,064.80 and 13,116,820.80

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Solution

The fourth proportional to 16,518,043.20, 24,777,064.80 and 13,116,820.80 is: 19,675,231.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,518,043.20 : 24,777,064.80 = 13,116,820.80 : x
  2. Step 2: Convert to fraction form
    16,518,043.20/24,777,064.80 = 13,116,820.80/x
  3. Step 3: Cross multiply
    16,518,043.20x = 24,777,064.80 × 13,116,820.80
  4. Step 4: Simplify right side
    16,518,043.20x = 324,996,318,931,587.88
  5. Step 5: Solve for x
    x = 324,996,318,931,587.88/16,518,043.20
  6. Step 6: Final answer
    x = 19,675,231.20

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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.