Home / 8,991,218.10-13,486,827.15-8,247,200.70

Finding the Fourth Proportional to 8,991,218.10, 13,486,827.15 and 8,247,200.70

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Solution

The fourth proportional to 8,991,218.10, 13,486,827.15 and 8,247,200.70 is: 12,370,801.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,991,218.10 : 13,486,827.15 = 8,247,200.70 : x
  2. Step 2: Convert to fraction form
    8,991,218.10/13,486,827.15 = 8,247,200.70/x
  3. Step 3: Cross multiply
    8,991,218.10x = 13,486,827.15 × 8,247,200.70
  4. Step 4: Simplify right side
    8,991,218.10x = 111,228,570,312,259.02
  5. Step 5: Solve for x
    x = 111,228,570,312,259.02/8,991,218.10
  6. Step 6: Final answer
    x = 12,370,801.05

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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.