Home / 13,227,746.11-19,833,896.32-5,131,260.70

Finding the Fourth Proportional to 13,227,746.11, 19,833,896.32 and 5,131,260.70

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Solution

The fourth proportional to 13,227,746.11, 19,833,896.32 and 5,131,260.70 is: 7,693,895.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,227,746.11 : 19,833,896.32 = 5,131,260.70 : x
  2. Step 2: Convert to fraction form
    13,227,746.11/19,833,896.32 = 5,131,260.70/x
  3. Step 3: Cross multiply
    13,227,746.11x = 19,833,896.32 × 5,131,260.70
  4. Step 4: Simplify right side
    13,227,746.11x = 101,772,892,652,277.72
  5. Step 5: Solve for x
    x = 101,772,892,652,277.72/13,227,746.11
  6. Step 6: Final answer
    x = 7,693,895.23

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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.