Home / 38,901,922.86-58,300,724.61-30,276,438.78

Finding the Fourth Proportional to 38,901,922.86, 58,300,724.61 and 30,276,438.78

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Solution

The fourth proportional to 38,901,922.86, 58,300,724.61 and 30,276,438.78 is: 45,374,063.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,901,922.86 : 58,300,724.61 = 30,276,438.78 : x
  2. Step 2: Convert to fraction form
    38,901,922.86/58,300,724.61 = 30,276,438.78/x
  3. Step 3: Cross multiply
    38,901,922.86x = 58,300,724.61 × 30,276,438.78
  4. Step 4: Simplify right side
    38,901,922.86x = 1,765,138,319,484,304.50
  5. Step 5: Solve for x
    x = 1,765,138,319,484,304.50/38,901,922.86
  6. Step 6: Final answer
    x = 45,374,063.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.