Home / 5,154,248.20-7,112,667.76-2,862,556.51

Finding the Fourth Proportional to 5,154,248.20, 7,112,667.76 and 2,862,556.51

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Solution

The fourth proportional to 5,154,248.20, 7,112,667.76 and 2,862,556.51 is: 3,950,219.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,154,248.20 : 7,112,667.76 = 2,862,556.51 : x
  2. Step 2: Convert to fraction form
    5,154,248.20/7,112,667.76 = 2,862,556.51/x
  3. Step 3: Cross multiply
    5,154,248.20x = 7,112,667.76 × 2,862,556.51
  4. Step 4: Simplify right side
    5,154,248.20x = 20,360,413,399,855.12
  5. Step 5: Solve for x
    x = 20,360,413,399,855.12/5,154,248.20
  6. Step 6: Final answer
    x = 3,950,219.82

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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.