Home / 5,151,412.86-7,108,594.14-2,859,393.12

Finding the Fourth Proportional to 5,151,412.86, 7,108,594.14 and 2,859,393.12

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Solution

The fourth proportional to 5,151,412.86, 7,108,594.14 and 2,859,393.12 is: 3,945,765.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,151,412.86 : 7,108,594.14 = 2,859,393.12 : x
  2. Step 2: Convert to fraction form
    5,151,412.86/7,108,594.14 = 2,859,393.12/x
  3. Step 3: Cross multiply
    5,151,412.86x = 7,108,594.14 × 2,859,393.12
  4. Step 4: Simplify right side
    5,151,412.86x = 20,326,265,176,788.32
  5. Step 5: Solve for x
    x = 20,326,265,176,788.32/5,151,412.86
  6. Step 6: Final answer
    x = 3,945,765.12

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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.