Home / 7,280,397.82-10,920,612.27-2,959,398.39

Finding the Fourth Proportional to 7,280,397.82, 10,920,612.27 and 2,959,398.39

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Solution

The fourth proportional to 7,280,397.82, 10,920,612.27 and 2,959,398.39 is: 4,439,103.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,280,397.82 : 10,920,612.27 = 2,959,398.39 : x
  2. Step 2: Convert to fraction form
    7,280,397.82/10,920,612.27 = 2,959,398.39/x
  3. Step 3: Cross multiply
    7,280,397.82x = 10,920,612.27 × 2,959,398.39
  4. Step 4: Simplify right side
    7,280,397.82x = 32,318,442,369,652.25
  5. Step 5: Solve for x
    x = 32,318,442,369,652.25/7,280,397.82
  6. Step 6: Final answer
    x = 4,439,103.90

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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.