Home / 26,451,059.78-39,616,182.29-12,627,742.13

Finding the Fourth Proportional to 26,451,059.78, 39,616,182.29 and 12,627,742.13

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Solution

The fourth proportional to 26,451,059.78, 39,616,182.29 and 12,627,742.13 is: 18,912,774.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,451,059.78 : 39,616,182.29 = 12,627,742.13 : x
  2. Step 2: Convert to fraction form
    26,451,059.78/39,616,182.29 = 12,627,742.13/x
  3. Step 3: Cross multiply
    26,451,059.78x = 39,616,182.29 × 12,627,742.13
  4. Step 4: Simplify right side
    26,451,059.78x = 500,262,934,133,192.88
  5. Step 5: Solve for x
    x = 500,262,934,133,192.88/26,451,059.78
  6. Step 6: Final answer
    x = 18,912,774.70

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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.