Home / 7,709,943.25-10,639,954.97-4,271,862.61

Finding the Fourth Proportional to 7,709,943.25, 10,639,954.97 and 4,271,862.61

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Solution

The fourth proportional to 7,709,943.25, 10,639,954.97 and 4,271,862.61 is: 5,895,299.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,709,943.25 : 10,639,954.97 = 4,271,862.61 : x
  2. Step 2: Convert to fraction form
    7,709,943.25/10,639,954.97 = 4,271,862.61/x
  3. Step 3: Cross multiply
    7,709,943.25x = 10,639,954.97 × 4,271,862.61
  4. Step 4: Simplify right side
    7,709,943.25x = 45,452,425,808,426.68
  5. Step 5: Solve for x
    x = 45,452,425,808,426.68/7,709,943.25
  6. Step 6: Final answer
    x = 5,895,299.66

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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.