Home / 6,710,821.71-9,261,985.77-3,957,811.73

Finding the Fourth Proportional to 6,710,821.71, 9,261,985.77 and 3,957,811.73

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Solution

The fourth proportional to 6,710,821.71, 9,261,985.77 and 3,957,811.73 is: 5,462,400.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,710,821.71 : 9,261,985.77 = 3,957,811.73 : x
  2. Step 2: Convert to fraction form
    6,710,821.71/9,261,985.77 = 3,957,811.73/x
  3. Step 3: Cross multiply
    6,710,821.71x = 9,261,985.77 × 3,957,811.73
  4. Step 4: Simplify right side
    6,710,821.71x = 36,657,195,923,599.08
  5. Step 5: Solve for x
    x = 36,657,195,923,599.08/6,710,821.71
  6. Step 6: Final answer
    x = 5,462,400.51

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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.