Home / 13,161,983.22-19,751,499.88-7,100,898.62

Finding the Fourth Proportional to 13,161,983.22, 19,751,499.88 and 7,100,898.62

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Solution

The fourth proportional to 13,161,983.22, 19,751,499.88 and 7,100,898.62 is: 10,655,947.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,161,983.22 : 19,751,499.88 = 7,100,898.62 : x
  2. Step 2: Convert to fraction form
    13,161,983.22/19,751,499.88 = 7,100,898.62/x
  3. Step 3: Cross multiply
    13,161,983.22x = 19,751,499.88 × 7,100,898.62
  4. Step 4: Simplify right side
    13,161,983.22x = 140,253,398,124,312.44
  5. Step 5: Solve for x
    x = 140,253,398,124,312.44/13,161,983.22
  6. Step 6: Final answer
    x = 10,655,947.19

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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.