Home / 13,908,943.68-20,834,696.16-10,318,764.48

Finding the Fourth Proportional to 13,908,943.68, 20,834,696.16 and 10,318,764.48

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Solution

The fourth proportional to 13,908,943.68, 20,834,696.16 and 10,318,764.48 is: 15,456,840.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,908,943.68 : 20,834,696.16 = 10,318,764.48 : x
  2. Step 2: Convert to fraction form
    13,908,943.68/20,834,696.16 = 10,318,764.48/x
  3. Step 3: Cross multiply
    13,908,943.68x = 20,834,696.16 × 10,318,764.48
  4. Step 4: Simplify right side
    13,908,943.68x = 214,988,322,687,400.41
  5. Step 5: Solve for x
    x = 214,988,322,687,400.41/13,908,943.68
  6. Step 6: Final answer
    x = 15,456,840.41

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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.