Home / 22,471,457.40-31,010,611.19-12,158,180.46

Finding the Fourth Proportional to 22,471,457.40, 31,010,611.19 and 12,158,180.46

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Solution

The fourth proportional to 22,471,457.40, 31,010,611.19 and 12,158,180.46 is: 16,778,289.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,471,457.40 : 31,010,611.19 = 12,158,180.46 : x
  2. Step 2: Convert to fraction form
    22,471,457.40/31,010,611.19 = 12,158,180.46/x
  3. Step 3: Cross multiply
    22,471,457.40x = 31,010,611.19 × 12,158,180.46
  4. Step 4: Simplify right side
    22,471,457.40x = 377,032,606,962,124.44
  5. Step 5: Solve for x
    x = 377,032,606,962,124.44/22,471,457.40
  6. Step 6: Final answer
    x = 16,778,289.02

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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.