Home / 55,729,633-76,906,596.54-30,612,237.16

Finding the Fourth Proportional to 55,729,633, 76,906,596.54 and 30,612,237.16

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Solution

The fourth proportional to 55,729,633, 76,906,596.54 and 30,612,237.16 is: 42,244,724.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,729,633 : 76,906,596.54 = 30,612,237.16 : x
  2. Step 2: Convert to fraction form
    55,729,633/76,906,596.54 = 30,612,237.16/x
  3. Step 3: Cross multiply
    55,729,633x = 76,906,596.54 × 30,612,237.16
  4. Step 4: Simplify right side
    55,729,633x = 2,354,282,972,450,915.50
  5. Step 5: Solve for x
    x = 2,354,282,972,450,915.50/55,729,633
  6. Step 6: Final answer
    x = 42,244,724.14

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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.