Home / 19,446,097.20-29,169,145.80-5,981,175.60

Finding the Fourth Proportional to 19,446,097.20, 29,169,145.80 and 5,981,175.60

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Solution

The fourth proportional to 19,446,097.20, 29,169,145.80 and 5,981,175.60 is: 8,971,763.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,446,097.20 : 29,169,145.80 = 5,981,175.60 : x
  2. Step 2: Convert to fraction form
    19,446,097.20/29,169,145.80 = 5,981,175.60/x
  3. Step 3: Cross multiply
    19,446,097.20x = 29,169,145.80 × 5,981,175.60
  4. Step 4: Simplify right side
    19,446,097.20x = 174,465,783,131,802.47
  5. Step 5: Solve for x
    x = 174,465,783,131,802.47/19,446,097.20
  6. Step 6: Final answer
    x = 8,971,763.40

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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.