Home / 18,337,864.74-25,304,610-10,077,831.82

Finding the Fourth Proportional to 18,337,864.74, 25,304,610 and 10,077,831.82

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Solution

The fourth proportional to 18,337,864.74, 25,304,610 and 10,077,831.82 is: 13,906,504.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,337,864.74 : 25,304,610 = 10,077,831.82 : x
  2. Step 2: Convert to fraction form
    18,337,864.74/25,304,610 = 10,077,831.82/x
  3. Step 3: Cross multiply
    18,337,864.74x = 25,304,610 × 10,077,831.82
  4. Step 4: Simplify right side
    18,337,864.74x = 255,015,603,850,690.22
  5. Step 5: Solve for x
    x = 255,015,603,850,690.22/18,337,864.74
  6. Step 6: Final answer
    x = 13,906,504.79

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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.