Home / 18,510,666.35-27,776,631.31-14,455,771.52

Finding the Fourth Proportional to 18,510,666.35, 27,776,631.31 and 14,455,771.52

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Solution

The fourth proportional to 18,510,666.35, 27,776,631.31 and 14,455,771.52 is: 21,691,960.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,510,666.35 : 27,776,631.31 = 14,455,771.52 : x
  2. Step 2: Convert to fraction form
    18,510,666.35/27,776,631.31 = 14,455,771.52/x
  3. Step 3: Cross multiply
    18,510,666.35x = 27,776,631.31 × 14,455,771.52
  4. Step 4: Simplify right side
    18,510,666.35x = 401,532,635,637,615.75
  5. Step 5: Solve for x
    x = 401,532,635,637,615.75/18,510,666.35
  6. Step 6: Final answer
    x = 21,691,960.09

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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.