Home / 15,256,555.75-21,059,571.64-10,101,578.05

Finding the Fourth Proportional to 15,256,555.75, 21,059,571.64 and 10,101,578.05

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Solution

The fourth proportional to 15,256,555.75, 21,059,571.64 and 10,101,578.05 is: 13,943,835.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,256,555.75 : 21,059,571.64 = 10,101,578.05 : x
  2. Step 2: Convert to fraction form
    15,256,555.75/21,059,571.64 = 10,101,578.05/x
  3. Step 3: Cross multiply
    15,256,555.75x = 21,059,571.64 × 10,101,578.05
  4. Step 4: Simplify right side
    15,256,555.75x = 212,734,906,543,123.59
  5. Step 5: Solve for x
    x = 212,734,906,543,123.59/15,256,555.75
  6. Step 6: Final answer
    x = 13,943,835.69

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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.