Home / 7,452,003.60-11,178,005.40-7,168,568.40

Finding the Fourth Proportional to 7,452,003.60, 11,178,005.40 and 7,168,568.40

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Solution

The fourth proportional to 7,452,003.60, 11,178,005.40 and 7,168,568.40 is: 10,752,852.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,452,003.60 : 11,178,005.40 = 7,168,568.40 : x
  2. Step 2: Convert to fraction form
    7,452,003.60/11,178,005.40 = 7,168,568.40/x
  3. Step 3: Cross multiply
    7,452,003.60x = 11,178,005.40 × 7,168,568.40
  4. Step 4: Simplify right side
    7,452,003.60x = 80,130,296,285,469.36
  5. Step 5: Solve for x
    x = 80,130,296,285,469.36/7,452,003.60
  6. Step 6: Final answer
    x = 10,752,852.60

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Similar ratio
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1.5x scale

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.