Home / 8,172,493.68-11,278,040.73-4,736,727.60

Finding the Fourth Proportional to 8,172,493.68, 11,278,040.73 and 4,736,727.60

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Solution

The fourth proportional to 8,172,493.68, 11,278,040.73 and 4,736,727.60 is: 6,536,683.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,172,493.68 : 11,278,040.73 = 4,736,727.60 : x
  2. Step 2: Convert to fraction form
    8,172,493.68/11,278,040.73 = 4,736,727.60/x
  3. Step 3: Cross multiply
    8,172,493.68x = 11,278,040.73 × 4,736,727.60
  4. Step 4: Simplify right side
    8,172,493.68x = 53,421,006,799,715.15
  5. Step 5: Solve for x
    x = 53,421,006,799,715.15/8,172,493.68
  6. Step 6: Final answer
    x = 6,536,683.77

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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.