Home / 55,052,281.18-75,972,443.43-30,274,065.82

Finding the Fourth Proportional to 55,052,281.18, 75,972,443.43 and 30,274,065.82

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Solution

The fourth proportional to 55,052,281.18, 75,972,443.43 and 30,274,065.82 is: 41,778,373.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,052,281.18 : 75,972,443.43 = 30,274,065.82 : x
  2. Step 2: Convert to fraction form
    55,052,281.18/75,972,443.43 = 30,274,065.82/x
  3. Step 3: Cross multiply
    55,052,281.18x = 75,972,443.43 × 30,274,065.82
  4. Step 4: Simplify right side
    55,052,281.18x = 2,299,994,752,906,047
  5. Step 5: Solve for x
    x = 2,299,994,752,906,047/55,052,281.18
  6. Step 6: Final answer
    x = 41,778,373.28

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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.