Home / 17,243,168-25,865,788.80-5,276,007.68

Finding the Fourth Proportional to 17,243,168, 25,865,788.80 and 5,276,007.68

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Solution

The fourth proportional to 17,243,168, 25,865,788.80 and 5,276,007.68 is: 7,914,328.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,243,168 : 25,865,788.80 = 5,276,007.68 : x
  2. Step 2: Convert to fraction form
    17,243,168/25,865,788.80 = 5,276,007.68/x
  3. Step 3: Cross multiply
    17,243,168x = 25,865,788.80 × 5,276,007.68
  4. Step 4: Simplify right side
    17,243,168x = 136,468,100,358,057.98
  5. Step 5: Solve for x
    x = 136,468,100,358,057.98/17,243,168
  6. Step 6: Final answer
    x = 7,914,328.76

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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.