Home / 66,996,007.20-100,494,010.80-26,606,491.20

Finding the Fourth Proportional to 66,996,007.20, 100,494,010.80 and 26,606,491.20

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Solution

The fourth proportional to 66,996,007.20, 100,494,010.80 and 26,606,491.20 is: 39,909,736.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,996,007.20 : 100,494,010.80 = 26,606,491.20 : x
  2. Step 2: Convert to fraction form
    66,996,007.20/100,494,010.80 = 26,606,491.20/x
  3. Step 3: Cross multiply
    66,996,007.20x = 100,494,010.80 × 26,606,491.20
  4. Step 4: Simplify right side
    66,996,007.20x = 2,673,793,014,002,905
  5. Step 5: Solve for x
    x = 2,673,793,014,002,905/66,996,007.20
  6. Step 6: Final answer
    x = 39,909,736.80

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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.