Home / 8,356,909.73-11,534,926.91-4,921,143.66

Finding the Fourth Proportional to 8,356,909.73, 11,534,926.91 and 4,921,143.66

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Solution

The fourth proportional to 8,356,909.73, 11,534,926.91 and 4,921,143.66 is: 6,792,586.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,356,909.73 : 11,534,926.91 = 4,921,143.66 : x
  2. Step 2: Convert to fraction form
    8,356,909.73/11,534,926.91 = 4,921,143.66/x
  3. Step 3: Cross multiply
    8,356,909.73x = 11,534,926.91 × 4,921,143.66
  4. Step 4: Simplify right side
    8,356,909.73x = 56,765,032,407,104.17
  5. Step 5: Solve for x
    x = 56,765,032,407,104.17/8,356,909.73
  6. Step 6: Final answer
    x = 6,792,586.53

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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.