Home / 18,178,864.72-25,095,924.04-11,305,561.04

Finding the Fourth Proportional to 18,178,864.72, 25,095,924.04 and 11,305,561.04

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Solution

The fourth proportional to 18,178,864.72, 25,095,924.04 and 11,305,561.04 is: 15,607,327.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,178,864.72 : 25,095,924.04 = 11,305,561.04 : x
  2. Step 2: Convert to fraction form
    18,178,864.72/25,095,924.04 = 11,305,561.04/x
  3. Step 3: Cross multiply
    18,178,864.72x = 25,095,924.04 × 11,305,561.04
  4. Step 4: Simplify right side
    18,178,864.72x = 283,723,501,089,423.38
  5. Step 5: Solve for x
    x = 283,723,501,089,423.38/18,178,864.72
  6. Step 6: Final answer
    x = 15,607,327.82

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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.