Home / 8,851,620.80-13,258,768.80-7,358,628.80

Finding the Fourth Proportional to 8,851,620.80, 13,258,768.80 and 7,358,628.80

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Solution

The fourth proportional to 8,851,620.80, 13,258,768.80 and 7,358,628.80 is: 11,022,428.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,851,620.80 : 13,258,768.80 = 7,358,628.80 : x
  2. Step 2: Convert to fraction form
    8,851,620.80/13,258,768.80 = 7,358,628.80/x
  3. Step 3: Cross multiply
    8,851,620.80x = 13,258,768.80 × 7,358,628.80
  4. Step 4: Simplify right side
    8,851,620.80x = 97,566,357,944,221.44
  5. Step 5: Solve for x
    x = 97,566,357,944,221.44/8,851,620.80
  6. Step 6: Final answer
    x = 11,022,428.56

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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.