Home / 8,786,993.40-12,124,651.86-4,919,677.56

Finding the Fourth Proportional to 8,786,993.40, 12,124,651.86 and 4,919,677.56

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Solution

The fourth proportional to 8,786,993.40, 12,124,651.86 and 4,919,677.56 is: 6,788,371.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,786,993.40 : 12,124,651.86 = 4,919,677.56 : x
  2. Step 2: Convert to fraction form
    8,786,993.40/12,124,651.86 = 4,919,677.56/x
  3. Step 3: Cross multiply
    8,786,993.40x = 12,124,651.86 × 4,919,677.56
  4. Step 4: Simplify right side
    8,786,993.40x = 59,649,377,678,454.25
  5. Step 5: Solve for x
    x = 59,649,377,678,454.25/8,786,993.40
  6. Step 6: Final answer
    x = 6,788,371.74

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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.