Home / 69,810,034-104,726,397.48-20,630,877.52

Finding the Fourth Proportional to 69,810,034, 104,726,397.48 and 20,630,877.52

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Solution

The fourth proportional to 69,810,034, 104,726,397.48 and 20,630,877.52 is: 30,949,669.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,810,034 : 104,726,397.48 = 20,630,877.52 : x
  2. Step 2: Convert to fraction form
    69,810,034/104,726,397.48 = 20,630,877.52/x
  3. Step 3: Cross multiply
    69,810,034x = 104,726,397.48 × 20,630,877.52
  4. Step 4: Simplify right side
    69,810,034x = 2,160,597,479,520,716.75
  5. Step 5: Solve for x
    x = 2,160,597,479,520,716.75/69,810,034
  6. Step 6: Final answer
    x = 30,949,669.49

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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.