Home / 64,282,641.05-96,449,512.19-20,570,134.64

Finding the Fourth Proportional to 64,282,641.05, 96,449,512.19 and 20,570,134.64

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Solution

The fourth proportional to 64,282,641.05, 96,449,512.19 and 20,570,134.64 is: 30,863,378.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,282,641.05 : 96,449,512.19 = 20,570,134.64 : x
  2. Step 2: Convert to fraction form
    64,282,641.05/96,449,512.19 = 20,570,134.64/x
  3. Step 3: Cross multiply
    64,282,641.05x = 96,449,512.19 × 20,570,134.64
  4. Step 4: Simplify right side
    64,282,641.05x = 1,983,979,451,710,621.25
  5. Step 5: Solve for x
    x = 1,983,979,451,710,621.25/64,282,641.05
  6. Step 6: Final answer
    x = 30,863,378.04

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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.