Home / 7,831,251.59-10,809,113.73-5,351,476.55

Finding the Fourth Proportional to 7,831,251.59, 10,809,113.73 and 5,351,476.55

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Solution

The fourth proportional to 7,831,251.59, 10,809,113.73 and 5,351,476.55 is: 7,386,395.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,831,251.59 : 10,809,113.73 = 5,351,476.55 : x
  2. Step 2: Convert to fraction form
    7,831,251.59/10,809,113.73 = 5,351,476.55/x
  3. Step 3: Cross multiply
    7,831,251.59x = 10,809,113.73 × 5,351,476.55
  4. Step 4: Simplify right side
    7,831,251.59x = 57,844,718,625,620.65
  5. Step 5: Solve for x
    x = 57,844,718,625,620.65/7,831,251.59
  6. Step 6: Final answer
    x = 7,386,395.13

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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.