Home / 31,653,115.57-43,681,299.47-17,166,427.57

Finding the Fourth Proportional to 31,653,115.57, 43,681,299.47 and 17,166,427.57

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Solution

The fourth proportional to 31,653,115.57, 43,681,299.47 and 17,166,427.57 is: 23,689,670.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,653,115.57 : 43,681,299.47 = 17,166,427.57 : x
  2. Step 2: Convert to fraction form
    31,653,115.57/43,681,299.47 = 17,166,427.57/x
  3. Step 3: Cross multiply
    31,653,115.57x = 43,681,299.47 × 17,166,427.57
  4. Step 4: Simplify right side
    31,653,115.57x = 749,851,863,548,378
  5. Step 5: Solve for x
    x = 749,851,863,548,378/31,653,115.57
  6. Step 6: Final answer
    x = 23,689,670.04

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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.