Home / 10,166,831.11-14,029,721.76-5,755,870.81

Finding the Fourth Proportional to 10,166,831.11, 14,029,721.76 and 5,755,870.81

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Solution

The fourth proportional to 10,166,831.11, 14,029,721.76 and 5,755,870.81 is: 7,942,815.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,166,831.11 : 14,029,721.76 = 5,755,870.81 : x
  2. Step 2: Convert to fraction form
    10,166,831.11/14,029,721.76 = 5,755,870.81/x
  3. Step 3: Cross multiply
    10,166,831.11x = 14,029,721.76 × 5,755,870.81
  4. Step 4: Simplify right side
    10,166,831.11x = 80,753,265,950,805.81
  5. Step 5: Solve for x
    x = 80,753,265,950,805.81/10,166,831.11
  6. Step 6: Final answer
    x = 7,942,815.72

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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.