Home / 18,895,357.36-26,066,612.46-11,155,214.44

Finding the Fourth Proportional to 18,895,357.36, 26,066,612.46 and 11,155,214.44

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Solution

The fourth proportional to 18,895,357.36, 26,066,612.46 and 11,155,214.44 is: 15,388,894.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,895,357.36 : 26,066,612.46 = 11,155,214.44 : x
  2. Step 2: Convert to fraction form
    18,895,357.36/26,066,612.46 = 11,155,214.44/x
  3. Step 3: Cross multiply
    18,895,357.36x = 26,066,612.46 × 11,155,214.44
  4. Step 4: Simplify right side
    18,895,357.36x = 290,778,651,715,675.94
  5. Step 5: Solve for x
    x = 290,778,651,715,675.94/18,895,357.36
  6. Step 6: Final answer
    x = 15,388,894.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.