Home / 13,658,619.40-20,488,965.90-4,073,249.80

Finding the Fourth Proportional to 13,658,619.40, 20,488,965.90 and 4,073,249.80

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Solution

The fourth proportional to 13,658,619.40, 20,488,965.90 and 4,073,249.80 is: 6,110,183.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,658,619.40 : 20,488,965.90 = 4,073,249.80 : x
  2. Step 2: Convert to fraction form
    13,658,619.40/20,488,965.90 = 4,073,249.80/x
  3. Step 3: Cross multiply
    13,658,619.40x = 20,488,965.90 × 4,073,249.80
  4. Step 4: Simplify right side
    13,658,619.40x = 83,456,676,254,381.81
  5. Step 5: Solve for x
    x = 83,456,676,254,381.81/13,658,619.40
  6. Step 6: Final answer
    x = 6,110,183.89

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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.