Home / 11,007,397.90-16,511,908.78-2,920,194.48

Finding the Fourth Proportional to 11,007,397.90, 16,511,908.78 and 2,920,194.48

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Solution

The fourth proportional to 11,007,397.90, 16,511,908.78 and 2,920,194.48 is: 4,380,507.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,007,397.90 : 16,511,908.78 = 2,920,194.48 : x
  2. Step 2: Convert to fraction form
    11,007,397.90/16,511,908.78 = 2,920,194.48/x
  3. Step 3: Cross multiply
    11,007,397.90x = 16,511,908.78 × 2,920,194.48
  4. Step 4: Simplify right side
    11,007,397.90x = 48,217,984,922,763.34
  5. Step 5: Solve for x
    x = 48,217,984,922,763.34/11,007,397.90
  6. Step 6: Final answer
    x = 4,380,507.12

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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.