Home / 7,652,717.28-11,479,736.76-1,972,893.60

Finding the Fourth Proportional to 7,652,717.28, 11,479,736.76 and 1,972,893.60

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Solution

The fourth proportional to 7,652,717.28, 11,479,736.76 and 1,972,893.60 is: 2,959,510.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,652,717.28 : 11,479,736.76 = 1,972,893.60 : x
  2. Step 2: Convert to fraction form
    7,652,717.28/11,479,736.76 = 1,972,893.60/x
  3. Step 3: Cross multiply
    7,652,717.28x = 11,479,736.76 × 1,972,893.60
  4. Step 4: Simplify right side
    7,652,717.28x = 22,648,299,183,488.74
  5. Step 5: Solve for x
    x = 22,648,299,183,488.74/7,652,717.28
  6. Step 6: Final answer
    x = 2,959,510.77

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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.