Home / 5,380,406.73-7,427,612.05-3,727,806.87

Finding the Fourth Proportional to 5,380,406.73, 7,427,612.05 and 3,727,806.87

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Solution

The fourth proportional to 5,380,406.73, 7,427,612.05 and 3,727,806.87 is: 5,146,210.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,380,406.73 : 7,427,612.05 = 3,727,806.87 : x
  2. Step 2: Convert to fraction form
    5,380,406.73/7,427,612.05 = 3,727,806.87/x
  3. Step 3: Cross multiply
    5,380,406.73x = 7,427,612.05 × 3,727,806.87
  4. Step 4: Simplify right side
    5,380,406.73x = 27,688,703,227,684.79
  5. Step 5: Solve for x
    x = 27,688,703,227,684.79/5,380,406.73
  6. Step 6: Final answer
    x = 5,146,210.06

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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.