Home / 8,337,648.95-11,496,818.70-5,431,650.83

Finding the Fourth Proportional to 8,337,648.95, 11,496,818.70 and 5,431,650.83

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Solution

The fourth proportional to 8,337,648.95, 11,496,818.70 and 5,431,650.83 is: 7,489,725.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,337,648.95 : 11,496,818.70 = 5,431,650.83 : x
  2. Step 2: Convert to fraction form
    8,337,648.95/11,496,818.70 = 5,431,650.83/x
  3. Step 3: Cross multiply
    8,337,648.95x = 11,496,818.70 × 5,431,650.83
  4. Step 4: Simplify right side
    8,337,648.95x = 62,446,704,884,513.09
  5. Step 5: Solve for x
    x = 62,446,704,884,513.09/8,337,648.95
  6. Step 6: Final answer
    x = 7,489,725.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.