Home / 5,138,046.72-7,090,411.68-2,846,200.32

Finding the Fourth Proportional to 5,138,046.72, 7,090,411.68 and 2,846,200.32

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Solution

The fourth proportional to 5,138,046.72, 7,090,411.68 and 2,846,200.32 is: 3,927,705.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,138,046.72 : 7,090,411.68 = 2,846,200.32 : x
  2. Step 2: Convert to fraction form
    5,138,046.72/7,090,411.68 = 2,846,200.32/x
  3. Step 3: Cross multiply
    5,138,046.72x = 7,090,411.68 × 2,846,200.32
  4. Step 4: Simplify right side
    5,138,046.72x = 20,180,731,992,547.73
  5. Step 5: Solve for x
    x = 20,180,731,992,547.73/5,138,046.72
  6. Step 6: Final answer
    x = 3,927,705.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.