Home / 27,796,675.14-38,361,709.86-15,410,655.30

Finding the Fourth Proportional to 27,796,675.14, 38,361,709.86 and 15,410,655.30

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Solution

The fourth proportional to 27,796,675.14, 38,361,709.86 and 15,410,655.30 is: 21,267,978.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,796,675.14 : 38,361,709.86 = 15,410,655.30 : x
  2. Step 2: Convert to fraction form
    27,796,675.14/38,361,709.86 = 15,410,655.30/x
  3. Step 3: Cross multiply
    27,796,675.14x = 38,361,709.86 × 15,410,655.30
  4. Step 4: Simplify right side
    27,796,675.14x = 591,179,087,371,071.25
  5. Step 5: Solve for x
    x = 591,179,087,371,071.25/27,796,675.14
  6. Step 6: Final answer
    x = 21,267,978.43

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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.