Home / 20,614,230.80-30,921,346.20-14,567,613.20

Finding the Fourth Proportional to 20,614,230.80, 30,921,346.20 and 14,567,613.20

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Solution

The fourth proportional to 20,614,230.80, 30,921,346.20 and 14,567,613.20 is: 21,851,419.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,614,230.80 : 30,921,346.20 = 14,567,613.20 : x
  2. Step 2: Convert to fraction form
    20,614,230.80/30,921,346.20 = 14,567,613.20/x
  3. Step 3: Cross multiply
    20,614,230.80x = 30,921,346.20 × 14,567,613.20
  4. Step 4: Simplify right side
    20,614,230.80x = 450,450,211,064,889.81
  5. Step 5: Solve for x
    x = 450,450,211,064,889.81/20,614,230.80
  6. Step 6: Final answer
    x = 21,851,419.80

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1.5x scale

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.