Home / 9,113,288.80-13,673,432.40-8,969,821.60

Finding the Fourth Proportional to 9,113,288.80, 13,673,432.40 and 8,969,821.60

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Solution

The fourth proportional to 9,113,288.80, 13,673,432.40 and 8,969,821.60 is: 13,458,176.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,113,288.80 : 13,673,432.40 = 8,969,821.60 : x
  2. Step 2: Convert to fraction form
    9,113,288.80/13,673,432.40 = 8,969,821.60/x
  3. Step 3: Cross multiply
    9,113,288.80x = 13,673,432.40 × 8,969,821.60
  4. Step 4: Simplify right side
    9,113,288.80x = 122,648,249,287,659.84
  5. Step 5: Solve for x
    x = 122,648,249,287,659.84/9,113,288.80
  6. Step 6: Final answer
    x = 13,458,176.51

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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.