Home / 8,811,145.11-13,216,699.48-4,971,224.39

Finding the Fourth Proportional to 8,811,145.11, 13,216,699.48 and 4,971,224.39

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Solution

The fourth proportional to 8,811,145.11, 13,216,699.48 and 4,971,224.39 is: 7,456,826.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,811,145.11 : 13,216,699.48 = 4,971,224.39 : x
  2. Step 2: Convert to fraction form
    8,811,145.11/13,216,699.48 = 4,971,224.39/x
  3. Step 3: Cross multiply
    8,811,145.11x = 13,216,699.48 × 4,971,224.39
  4. Step 4: Simplify right side
    8,811,145.11x = 65,703,178,815,429.73
  5. Step 5: Solve for x
    x = 65,703,178,815,429.73/8,811,145.11
  6. Step 6: Final answer
    x = 7,456,826.33

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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.