Home / 38,498,430.90-57,780,305.55-15,795,621.30

Finding the Fourth Proportional to 38,498,430.90, 57,780,305.55 and 15,795,621.30

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Solution

The fourth proportional to 38,498,430.90, 57,780,305.55 and 15,795,621.30 is: 23,706,831.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,498,430.90 : 57,780,305.55 = 15,795,621.30 : x
  2. Step 2: Convert to fraction form
    38,498,430.90/57,780,305.55 = 15,795,621.30/x
  3. Step 3: Cross multiply
    38,498,430.90x = 57,780,305.55 × 15,795,621.30
  4. Step 4: Simplify right side
    38,498,430.90x = 912,675,825,066,088.25
  5. Step 5: Solve for x
    x = 912,675,825,066,088.25/38,498,430.90
  6. Step 6: Final answer
    x = 23,706,831.78

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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.