Home / 43,203,681.78-64,805,588.28-17,644,691.19

Finding the Fourth Proportional to 43,203,681.78, 64,805,588.28 and 17,644,691.19

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Solution

The fourth proportional to 43,203,681.78, 64,805,588.28 and 17,644,691.19 is: 26,467,063.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,203,681.78 : 64,805,588.28 = 17,644,691.19 : x
  2. Step 2: Convert to fraction form
    43,203,681.78/64,805,588.28 = 17,644,691.19/x
  3. Step 3: Cross multiply
    43,203,681.78x = 64,805,588.28 × 17,644,691.19
  4. Step 4: Simplify right side
    43,203,681.78x = 1,143,474,592,586,883.25
  5. Step 5: Solve for x
    x = 1,143,474,592,586,883.25/43,203,681.78
  6. Step 6: Final answer
    x = 26,467,063.58

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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.