Home / 16,619,764.20-24,929,646.30-7,661,812.20

Finding the Fourth Proportional to 16,619,764.20, 24,929,646.30 and 7,661,812.20

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Solution

The fourth proportional to 16,619,764.20, 24,929,646.30 and 7,661,812.20 is: 11,492,718.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,619,764.20 : 24,929,646.30 = 7,661,812.20 : x
  2. Step 2: Convert to fraction form
    16,619,764.20/24,929,646.30 = 7,661,812.20/x
  3. Step 3: Cross multiply
    16,619,764.20x = 24,929,646.30 × 7,661,812.20
  4. Step 4: Simplify right side
    16,619,764.20x = 191,006,268,163,024.88
  5. Step 5: Solve for x
    x = 191,006,268,163,024.88/16,619,764.20
  6. Step 6: Final answer
    x = 11,492,718.30

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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.