Home / 15,768,052.40-23,652,078.60-13,815,498.80

Finding the Fourth Proportional to 15,768,052.40, 23,652,078.60 and 13,815,498.80

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Solution

The fourth proportional to 15,768,052.40, 23,652,078.60 and 13,815,498.80 is: 20,723,248.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,768,052.40 : 23,652,078.60 = 13,815,498.80 : x
  2. Step 2: Convert to fraction form
    15,768,052.40/23,652,078.60 = 13,815,498.80/x
  3. Step 3: Cross multiply
    15,768,052.40x = 23,652,078.60 × 13,815,498.80
  4. Step 4: Simplify right side
    15,768,052.40x = 326,765,263,515,805.69
  5. Step 5: Solve for x
    x = 326,765,263,515,805.69/15,768,052.40
  6. Step 6: Final answer
    x = 20,723,248.20

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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.