Home / 16,858,030.80-25,287,046.20-9,178,708.35

Finding the Fourth Proportional to 16,858,030.80, 25,287,046.20 and 9,178,708.35

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Solution

The fourth proportional to 16,858,030.80, 25,287,046.20 and 9,178,708.35 is: 13,768,062.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,858,030.80 : 25,287,046.20 = 9,178,708.35 : x
  2. Step 2: Convert to fraction form
    16,858,030.80/25,287,046.20 = 9,178,708.35/x
  3. Step 3: Cross multiply
    16,858,030.80x = 25,287,046.20 × 9,178,708.35
  4. Step 4: Simplify right side
    16,858,030.80x = 232,102,422,102,775.75
  5. Step 5: Solve for x
    x = 232,102,422,102,775.75/16,858,030.80
  6. Step 6: Final answer
    x = 13,768,062.53

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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.