Home / 8,271,755.70-12,407,633.55-6,358,568.10

Finding the Fourth Proportional to 8,271,755.70, 12,407,633.55 and 6,358,568.10

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Solution

The fourth proportional to 8,271,755.70, 12,407,633.55 and 6,358,568.10 is: 9,537,852.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,271,755.70 : 12,407,633.55 = 6,358,568.10 : x
  2. Step 2: Convert to fraction form
    8,271,755.70/12,407,633.55 = 6,358,568.10/x
  3. Step 3: Cross multiply
    8,271,755.70x = 12,407,633.55 × 6,358,568.10
  4. Step 4: Simplify right side
    8,271,755.70x = 78,894,782,887,519.75
  5. Step 5: Solve for x
    x = 78,894,782,887,519.75/8,271,755.70
  6. Step 6: Final answer
    x = 9,537,852.15

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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.