Home / 21,854,414.45-30,158,299.77-12,064,647.93

Finding the Fourth Proportional to 21,854,414.45, 30,158,299.77 and 12,064,647.93

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Solution

The fourth proportional to 21,854,414.45, 30,158,299.77 and 12,064,647.93 is: 16,648,776.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,854,414.45 : 30,158,299.77 = 12,064,647.93 : x
  2. Step 2: Convert to fraction form
    21,854,414.45/30,158,299.77 = 12,064,647.93/x
  3. Step 3: Cross multiply
    21,854,414.45x = 30,158,299.77 × 12,064,647.93
  4. Step 4: Simplify right side
    21,854,414.45x = 363,849,268,892,449.94
  5. Step 5: Solve for x
    x = 363,849,268,892,449.94/21,854,414.45
  6. Step 6: Final answer
    x = 16,648,776.83

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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.