Home / 21,854,410.82-30,158,294.78-12,064,644.30

Finding the Fourth Proportional to 21,854,410.82, 30,158,294.78 and 12,064,644.30

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Solution

The fourth proportional to 21,854,410.82, 30,158,294.78 and 12,064,644.30 is: 16,648,771.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,854,410.82 : 30,158,294.78 = 12,064,644.30 : x
  2. Step 2: Convert to fraction form
    21,854,410.82/30,158,294.78 = 12,064,644.30/x
  3. Step 3: Cross multiply
    21,854,410.82x = 30,158,294.78 × 12,064,644.30
  4. Step 4: Simplify right side
    21,854,410.82x = 363,849,099,154,923.56
  5. Step 5: Solve for x
    x = 363,849,099,154,923.56/21,854,410.82
  6. Step 6: Final answer
    x = 16,648,771.83

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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.