Home / 10,766,271.26-16,142,902.18-4,290,342.86

Finding the Fourth Proportional to 10,766,271.26, 16,142,902.18 and 4,290,342.86

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Solution

The fourth proportional to 10,766,271.26, 16,142,902.18 and 4,290,342.86 is: 6,432,922.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,766,271.26 : 16,142,902.18 = 4,290,342.86 : x
  2. Step 2: Convert to fraction form
    10,766,271.26/16,142,902.18 = 4,290,342.86/x
  3. Step 3: Cross multiply
    10,766,271.26x = 16,142,902.18 × 4,290,342.86
  4. Step 4: Simplify right side
    10,766,271.26x = 69,258,585,016,201.08
  5. Step 5: Solve for x
    x = 69,258,585,016,201.08/10,766,271.26
  6. Step 6: Final answer
    x = 6,432,922.17

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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.