Home / 20,254,718.70-30,396,074.85-14,579,793.90

Finding the Fourth Proportional to 20,254,718.70, 30,396,074.85 and 14,579,793.90

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Solution

The fourth proportional to 20,254,718.70, 30,396,074.85 and 14,579,793.90 is: 21,879,766.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,254,718.70 : 30,396,074.85 = 14,579,793.90 : x
  2. Step 2: Convert to fraction form
    20,254,718.70/30,396,074.85 = 14,579,793.90/x
  3. Step 3: Cross multiply
    20,254,718.70x = 30,396,074.85 × 14,579,793.90
  4. Step 4: Simplify right side
    20,254,718.70x = 443,168,506,681,973.44
  5. Step 5: Solve for x
    x = 443,168,506,681,973.44/20,254,718.70
  6. Step 6: Final answer
    x = 21,879,766.06

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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.