Home / 20,736,070.20-31,104,105.30-16,453,049.40

Finding the Fourth Proportional to 20,736,070.20, 31,104,105.30 and 16,453,049.40

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Solution

The fourth proportional to 20,736,070.20, 31,104,105.30 and 16,453,049.40 is: 24,679,574.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,736,070.20 : 31,104,105.30 = 16,453,049.40 : x
  2. Step 2: Convert to fraction form
    20,736,070.20/31,104,105.30 = 16,453,049.40/x
  3. Step 3: Cross multiply
    20,736,070.20x = 31,104,105.30 × 16,453,049.40
  4. Step 4: Simplify right side
    20,736,070.20x = 511,757,381,043,701.88
  5. Step 5: Solve for x
    x = 511,757,381,043,701.88/20,736,070.20
  6. Step 6: Final answer
    x = 24,679,574.10

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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.