Home / 18,693,375.86-25,796,894.38-10,320,761.82

Finding the Fourth Proportional to 18,693,375.86, 25,796,894.38 and 10,320,761.82

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Solution

The fourth proportional to 18,693,375.86, 25,796,894.38 and 10,320,761.82 is: 14,242,671.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,693,375.86 : 25,796,894.38 = 10,320,761.82 : x
  2. Step 2: Convert to fraction form
    18,693,375.86/25,796,894.38 = 10,320,761.82/x
  3. Step 3: Cross multiply
    18,693,375.86x = 25,796,894.38 × 10,320,761.82
  4. Step 4: Simplify right side
    18,693,375.86x = 266,243,602,507,839.19
  5. Step 5: Solve for x
    x = 266,243,602,507,839.19/18,693,375.86
  6. Step 6: Final answer
    x = 14,242,671.02

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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.