Home / 8,731,834.80-11,962,656.35-8,404,567.80

Finding the Fourth Proportional to 8,731,834.80, 11,962,656.35 and 8,404,567.80

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Solution

The fourth proportional to 8,731,834.80, 11,962,656.35 and 8,404,567.80 is: 11,514,298.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,731,834.80 : 11,962,656.35 = 8,404,567.80 : x
  2. Step 2: Convert to fraction form
    8,731,834.80/11,962,656.35 = 8,404,567.80/x
  3. Step 3: Cross multiply
    8,731,834.80x = 11,962,656.35 × 8,404,567.80
  4. Step 4: Simplify right side
    8,731,834.80x = 100,540,956,319,652.70
  5. Step 5: Solve for x
    x = 100,540,956,319,652.70/8,731,834.80
  6. Step 6: Final answer
    x = 11,514,298.96

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.