Home / 8,991,018.10-13,486,527.15-8,247,000.70

Finding the Fourth Proportional to 8,991,018.10, 13,486,527.15 and 8,247,000.70

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Solution

The fourth proportional to 8,991,018.10, 13,486,527.15 and 8,247,000.70 is: 12,370,501.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,991,018.10 : 13,486,527.15 = 8,247,000.70 : x
  2. Step 2: Convert to fraction form
    8,991,018.10/13,486,527.15 = 8,247,000.70/x
  3. Step 3: Cross multiply
    8,991,018.10x = 13,486,527.15 × 8,247,000.70
  4. Step 4: Simplify right side
    8,991,018.10x = 111,223,398,846,619.02
  5. Step 5: Solve for x
    x = 111,223,398,846,619.02/8,991,018.10
  6. Step 6: Final answer
    x = 12,370,501.05

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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.