Home / 8,694,003.80-13,041,005.70-7,287,325.40

Finding the Fourth Proportional to 8,694,003.80, 13,041,005.70 and 7,287,325.40

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Solution

The fourth proportional to 8,694,003.80, 13,041,005.70 and 7,287,325.40 is: 10,930,988.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,694,003.80 : 13,041,005.70 = 7,287,325.40 : x
  2. Step 2: Convert to fraction form
    8,694,003.80/13,041,005.70 = 7,287,325.40/x
  3. Step 3: Cross multiply
    8,694,003.80x = 13,041,005.70 × 7,287,325.40
  4. Step 4: Simplify right side
    8,694,003.80x = 95,034,052,079,154.78
  5. Step 5: Solve for x
    x = 95,034,052,079,154.78/8,694,003.80
  6. Step 6: Final answer
    x = 10,930,988.10

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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.