Home / 7,752,121.73-10,697,928.02-4,315,174.68

Finding the Fourth Proportional to 7,752,121.73, 10,697,928.02 and 4,315,174.68

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Solution

The fourth proportional to 7,752,121.73, 10,697,928.02 and 4,315,174.68 is: 5,954,941.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,752,121.73 : 10,697,928.02 = 4,315,174.68 : x
  2. Step 2: Convert to fraction form
    7,752,121.73/10,697,928.02 = 4,315,174.68/x
  3. Step 3: Cross multiply
    7,752,121.73x = 10,697,928.02 × 4,315,174.68
  4. Step 4: Simplify right side
    7,752,121.73x = 46,163,428,120,366.53
  5. Step 5: Solve for x
    x = 46,163,428,120,366.53/7,752,121.73
  6. Step 6: Final answer
    x = 5,954,941.08

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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.