Home / 16,815,151.20-25,222,726.80-4,686,486.60

Finding the Fourth Proportional to 16,815,151.20, 25,222,726.80 and 4,686,486.60

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Solution

The fourth proportional to 16,815,151.20, 25,222,726.80 and 4,686,486.60 is: 7,029,729.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,815,151.20 : 25,222,726.80 = 4,686,486.60 : x
  2. Step 2: Convert to fraction form
    16,815,151.20/25,222,726.80 = 4,686,486.60/x
  3. Step 3: Cross multiply
    16,815,151.20x = 25,222,726.80 × 4,686,486.60
  4. Step 4: Simplify right side
    16,815,151.20x = 118,205,971,163,660.88
  5. Step 5: Solve for x
    x = 118,205,971,163,660.88/16,815,151.20
  6. Step 6: Final answer
    x = 7,029,729.90

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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.