Home / 13,305,551.76-19,949,746.68-5,219,344.80

Finding the Fourth Proportional to 13,305,551.76, 19,949,746.68 and 5,219,344.80

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Solution

The fourth proportional to 13,305,551.76, 19,949,746.68 and 5,219,344.80 is: 7,825,651.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,305,551.76 : 19,949,746.68 = 5,219,344.80 : x
  2. Step 2: Convert to fraction form
    13,305,551.76/19,949,746.68 = 5,219,344.80/x
  3. Step 3: Cross multiply
    13,305,551.76x = 19,949,746.68 × 5,219,344.80
  4. Step 4: Simplify right side
    13,305,551.76x = 104,124,606,595,575.27
  5. Step 5: Solve for x
    x = 104,124,606,595,575.27/13,305,551.76
  6. Step 6: Final answer
    x = 7,825,651.16

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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.