Home / 18,313,195.87-27,448,897.53-7,376,385.45

Finding the Fourth Proportional to 18,313,195.87, 27,448,897.53 and 7,376,385.45

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Solution

The fourth proportional to 18,313,195.87, 27,448,897.53 and 7,376,385.45 is: 11,056,161.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,313,195.87 : 27,448,897.53 = 7,376,385.45 : x
  2. Step 2: Convert to fraction form
    18,313,195.87/27,448,897.53 = 7,376,385.45/x
  3. Step 3: Cross multiply
    18,313,195.87x = 27,448,897.53 × 7,376,385.45
  4. Step 4: Simplify right side
    18,313,195.87x = 202,473,648,358,832.94
  5. Step 5: Solve for x
    x = 202,473,648,358,832.94/18,313,195.87
  6. Step 6: Final answer
    x = 11,056,161.35

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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.