Home / 10,302,163.99-14,216,274.69-5,718,124.51

Finding the Fourth Proportional to 10,302,163.99, 14,216,274.69 and 5,718,124.51

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Solution

The fourth proportional to 10,302,163.99, 14,216,274.69 and 5,718,124.51 is: 7,890,616.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,302,163.99 : 14,216,274.69 = 5,718,124.51 : x
  2. Step 2: Convert to fraction form
    10,302,163.99/14,216,274.69 = 5,718,124.51/x
  3. Step 3: Cross multiply
    10,302,163.99x = 14,216,274.69 × 5,718,124.51
  4. Step 4: Simplify right side
    10,302,163.99x = 81,290,428,745,781.64
  5. Step 5: Solve for x
    x = 81,290,428,745,781.64/10,302,163.99
  6. Step 6: Final answer
    x = 7,890,616.85

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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.