Home / 19,417,400.40-29,102,772.60-8,051,998.80

Finding the Fourth Proportional to 19,417,400.40, 29,102,772.60 and 8,051,998.80

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Solution

The fourth proportional to 19,417,400.40, 29,102,772.60 and 8,051,998.80 is: 12,068,324.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,417,400.40 : 29,102,772.60 = 8,051,998.80 : x
  2. Step 2: Convert to fraction form
    19,417,400.40/29,102,772.60 = 8,051,998.80/x
  3. Step 3: Cross multiply
    19,417,400.40x = 29,102,772.60 × 8,051,998.80
  4. Step 4: Simplify right side
    19,417,400.40x = 234,335,490,051,872.88
  5. Step 5: Solve for x
    x = 234,335,490,051,872.88/19,417,400.40
  6. Step 6: Final answer
    x = 12,068,324.56

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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.