Home / 26,507,147.40-39,760,721.10-19,704,702.60

Finding the Fourth Proportional to 26,507,147.40, 39,760,721.10 and 19,704,702.60

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Solution

The fourth proportional to 26,507,147.40, 39,760,721.10 and 19,704,702.60 is: 29,557,053.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,507,147.40 : 39,760,721.10 = 19,704,702.60 : x
  2. Step 2: Convert to fraction form
    26,507,147.40/39,760,721.10 = 19,704,702.60/x
  3. Step 3: Cross multiply
    26,507,147.40x = 39,760,721.10 × 19,704,702.60
  4. Step 4: Simplify right side
    26,507,147.40x = 783,473,184,437,045
  5. Step 5: Solve for x
    x = 783,473,184,437,045/26,507,147.40
  6. Step 6: Final answer
    x = 29,557,053.90

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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.