Home / 67,095,181.31-100,631,560.86-18,577,939.55

Finding the Fourth Proportional to 67,095,181.31, 100,631,560.86 and 18,577,939.55

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Solution

The fourth proportional to 67,095,181.31, 100,631,560.86 and 18,577,939.55 is: 27,863,805.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,095,181.31 : 100,631,560.86 = 18,577,939.55 : x
  2. Step 2: Convert to fraction form
    67,095,181.31/100,631,560.86 = 18,577,939.55/x
  3. Step 3: Cross multiply
    67,095,181.31x = 100,631,560.86 × 18,577,939.55
  4. Step 4: Simplify right side
    67,095,181.31x = 1,869,527,053,976,068.50
  5. Step 5: Solve for x
    x = 1,869,527,053,976,068.50/67,095,181.31
  6. Step 6: Final answer
    x = 27,863,805.08

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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.