Home / 10,385,840.94-15,579,242.55-3,197,696.82

Finding the Fourth Proportional to 10,385,840.94, 15,579,242.55 and 3,197,696.82

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Solution

The fourth proportional to 10,385,840.94, 15,579,242.55 and 3,197,696.82 is: 4,796,693.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,385,840.94 : 15,579,242.55 = 3,197,696.82 : x
  2. Step 2: Convert to fraction form
    10,385,840.94/15,579,242.55 = 3,197,696.82/x
  3. Step 3: Cross multiply
    10,385,840.94x = 15,579,242.55 × 3,197,696.82
  4. Step 4: Simplify right side
    10,385,840.94x = 49,817,694,360,143.69
  5. Step 5: Solve for x
    x = 49,817,694,360,143.69/10,385,840.94
  6. Step 6: Final answer
    x = 4,796,693.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.