Home / 22,680,746.20-34,021,119.30-20,342,405.80

Finding the Fourth Proportional to 22,680,746.20, 34,021,119.30 and 20,342,405.80

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Solution

The fourth proportional to 22,680,746.20, 34,021,119.30 and 20,342,405.80 is: 30,513,608.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,680,746.20 : 34,021,119.30 = 20,342,405.80 : x
  2. Step 2: Convert to fraction form
    22,680,746.20/34,021,119.30 = 20,342,405.80/x
  3. Step 3: Cross multiply
    22,680,746.20x = 34,021,119.30 × 20,342,405.80
  4. Step 4: Simplify right side
    22,680,746.20x = 692,071,414,570,811.88
  5. Step 5: Solve for x
    x = 692,071,414,570,811.88/22,680,746.20
  6. Step 6: Final answer
    x = 30,513,608.70

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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.