Home / 42,608,097.56-63,912,612.90-12,316,223

Finding the Fourth Proportional to 42,608,097.56, 63,912,612.90 and 12,316,223

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Solution

The fourth proportional to 42,608,097.56, 63,912,612.90 and 12,316,223 is: 18,474,469.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,608,097.56 : 63,912,612.90 = 12,316,223 : x
  2. Step 2: Convert to fraction form
    42,608,097.56/63,912,612.90 = 12,316,223/x
  3. Step 3: Cross multiply
    42,608,097.56x = 63,912,612.90 × 12,316,223
  4. Step 4: Simplify right side
    42,608,097.56x = 787,161,992,989,076.62
  5. Step 5: Solve for x
    x = 787,161,992,989,076.62/42,608,097.56
  6. Step 6: Final answer
    x = 18,474,469.36

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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.