Home / 8,811,151.48-13,216,709.03-4,971,230.78

Finding the Fourth Proportional to 8,811,151.48, 13,216,709.03 and 4,971,230.78

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Solution

The fourth proportional to 8,811,151.48, 13,216,709.03 and 4,971,230.78 is: 7,456,835.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,811,151.48 : 13,216,709.03 = 4,971,230.78 : x
  2. Step 2: Convert to fraction form
    8,811,151.48/13,216,709.03 = 4,971,230.78/x
  3. Step 3: Cross multiply
    8,811,151.48x = 13,216,709.03 × 4,971,230.78
  4. Step 4: Simplify right side
    8,811,151.48x = 65,703,310,748,425.56
  5. Step 5: Solve for x
    x = 65,703,310,748,425.56/8,811,151.48
  6. Step 6: Final answer
    x = 7,456,835.91

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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.