Home / 14,744,358.42-20,347,308.90-8,218,401.54

Finding the Fourth Proportional to 14,744,358.42, 20,347,308.90 and 8,218,401.54

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Solution

The fourth proportional to 14,744,358.42, 20,347,308.90 and 8,218,401.54 is: 11,341,446.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,744,358.42 : 20,347,308.90 = 8,218,401.54 : x
  2. Step 2: Convert to fraction form
    14,744,358.42/20,347,308.90 = 8,218,401.54/x
  3. Step 3: Cross multiply
    14,744,358.42x = 20,347,308.90 × 8,218,401.54
  4. Step 4: Simplify right side
    14,744,358.42x = 167,222,354,798,615.69
  5. Step 5: Solve for x
    x = 167,222,354,798,615.69/14,744,358.42
  6. Step 6: Final answer
    x = 11,341,446.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.