Home / 28,019,165.24-42,088,486.80-26,380,998.38

Finding the Fourth Proportional to 28,019,165.24, 42,088,486.80 and 26,380,998.38

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Solution

The fourth proportional to 28,019,165.24, 42,088,486.80 and 26,380,998.38 is: 39,627,743.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,019,165.24 : 42,088,486.80 = 26,380,998.38 : x
  2. Step 2: Convert to fraction form
    28,019,165.24/42,088,486.80 = 26,380,998.38/x
  3. Step 3: Cross multiply
    28,019,165.24x = 42,088,486.80 × 26,380,998.38
  4. Step 4: Simplify right side
    28,019,165.24x = 1,110,336,302,087,451.25
  5. Step 5: Solve for x
    x = 1,110,336,302,087,451.25/28,019,165.24
  6. Step 6: Final answer
    x = 39,627,743.82

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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.