Home / 5,132,657.70-7,083,396.45-2,957,161.32

Finding the Fourth Proportional to 5,132,657.70, 7,083,396.45 and 2,957,161.32

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Solution

The fourth proportional to 5,132,657.70, 7,083,396.45 and 2,957,161.32 is: 4,081,072.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,132,657.70 : 7,083,396.45 = 2,957,161.32 : x
  2. Step 2: Convert to fraction form
    5,132,657.70/7,083,396.45 = 2,957,161.32/x
  3. Step 3: Cross multiply
    5,132,657.70x = 7,083,396.45 × 2,957,161.32
  4. Step 4: Simplify right side
    5,132,657.70x = 20,946,745,996,165.31
  5. Step 5: Solve for x
    x = 20,946,745,996,165.31/5,132,657.70
  6. Step 6: Final answer
    x = 4,081,072.07

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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.