Home / 61,986,521.36-92,993,234.09-18,854,603.69

Finding the Fourth Proportional to 61,986,521.36, 92,993,234.09 and 18,854,603.69

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Solution

The fourth proportional to 61,986,521.36, 92,993,234.09 and 18,854,603.69 is: 28,285,997.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,986,521.36 : 92,993,234.09 = 18,854,603.69 : x
  2. Step 2: Convert to fraction form
    61,986,521.36/92,993,234.09 = 18,854,603.69/x
  3. Step 3: Cross multiply
    61,986,521.36x = 92,993,234.09 × 18,854,603.69
  4. Step 4: Simplify right side
    61,986,521.36x = 1,753,350,574,059,108.25
  5. Step 5: Solve for x
    x = 1,753,350,574,059,108.25/61,986,521.36
  6. Step 6: Final answer
    x = 28,285,997.27

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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.