Home / 5,284,212.76-7,292,089.86-3,108,895.77

Finding the Fourth Proportional to 5,284,212.76, 7,292,089.86 and 3,108,895.77

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Solution

The fourth proportional to 5,284,212.76, 7,292,089.86 and 3,108,895.77 is: 4,290,203.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,284,212.76 : 7,292,089.86 = 3,108,895.77 : x
  2. Step 2: Convert to fraction form
    5,284,212.76/7,292,089.86 = 3,108,895.77/x
  3. Step 3: Cross multiply
    5,284,212.76x = 7,292,089.86 × 3,108,895.77
  4. Step 4: Simplify right side
    5,284,212.76x = 22,670,347,335,900.87
  5. Step 5: Solve for x
    x = 22,670,347,335,900.87/5,284,212.76
  6. Step 6: Final answer
    x = 4,290,203.36

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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.