Home / 45,167,913.32-67,713,783.42-19,589,657.96

Finding the Fourth Proportional to 45,167,913.32, 67,713,783.42 and 19,589,657.96

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Solution

The fourth proportional to 45,167,913.32, 67,713,783.42 and 19,589,657.96 is: 29,367,968.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,167,913.32 : 67,713,783.42 = 19,589,657.96 : x
  2. Step 2: Convert to fraction form
    45,167,913.32/67,713,783.42 = 19,589,657.96/x
  3. Step 3: Cross multiply
    45,167,913.32x = 67,713,783.42 × 19,589,657.96
  4. Step 4: Simplify right side
    45,167,913.32x = 1,326,489,856,375,319
  5. Step 5: Solve for x
    x = 1,326,489,856,375,319/45,167,913.32
  6. Step 6: Final answer
    x = 29,367,968.52

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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.