Home / 13,766,022.50-20,630,432.74-5,241,708.86

Finding the Fourth Proportional to 13,766,022.50, 20,630,432.74 and 5,241,708.86

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Solution

The fourth proportional to 13,766,022.50, 20,630,432.74 and 5,241,708.86 is: 7,855,480.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,766,022.50 : 20,630,432.74 = 5,241,708.86 : x
  2. Step 2: Convert to fraction form
    13,766,022.50/20,630,432.74 = 5,241,708.86/x
  3. Step 3: Cross multiply
    13,766,022.50x = 20,630,432.74 × 5,241,708.86
  4. Step 4: Simplify right side
    13,766,022.50x = 108,138,721,975,739.91
  5. Step 5: Solve for x
    x = 108,138,721,975,739.91/13,766,022.50
  6. Step 6: Final answer
    x = 7,855,480.55

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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.