Home / 20,203,844.40-27,881,916.24-11,037,077.52

Finding the Fourth Proportional to 20,203,844.40, 27,881,916.24 and 11,037,077.52

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Solution

The fourth proportional to 20,203,844.40, 27,881,916.24 and 11,037,077.52 is: 15,231,500.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,203,844.40 : 27,881,916.24 = 11,037,077.52 : x
  2. Step 2: Convert to fraction form
    20,203,844.40/27,881,916.24 = 11,037,077.52/x
  3. Step 3: Cross multiply
    20,203,844.40x = 27,881,916.24 × 11,037,077.52
  4. Step 4: Simplify right side
    20,203,844.40x = 307,734,870,947,026.88
  5. Step 5: Solve for x
    x = 307,734,870,947,026.88/20,203,844.40
  6. Step 6: Final answer
    x = 15,231,500.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.