Home / 22,159,303.72-33,240,858.54-7,781,135.56

Finding the Fourth Proportional to 22,159,303.72, 33,240,858.54 and 7,781,135.56

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Solution

The fourth proportional to 22,159,303.72, 33,240,858.54 and 7,781,135.56 is: 11,672,371.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,159,303.72 : 33,240,858.54 = 7,781,135.56 : x
  2. Step 2: Convert to fraction form
    22,159,303.72/33,240,858.54 = 7,781,135.56/x
  3. Step 3: Cross multiply
    22,159,303.72x = 33,240,858.54 × 7,781,135.56
  4. Step 4: Simplify right side
    22,159,303.72x = 258,651,626,430,523.66
  5. Step 5: Solve for x
    x = 258,651,626,430,523.66/22,159,303.72
  6. Step 6: Final answer
    x = 11,672,371.56

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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.