Home / 19,283,706-28,933,669.80-12,003,252.12

Finding the Fourth Proportional to 19,283,706, 28,933,669.80 and 12,003,252.12

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Solution

The fourth proportional to 19,283,706, 28,933,669.80 and 12,003,252.12 is: 18,009,926.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,283,706 : 28,933,669.80 = 12,003,252.12 : x
  2. Step 2: Convert to fraction form
    19,283,706/28,933,669.80 = 12,003,252.12/x
  3. Step 3: Cross multiply
    19,283,706x = 28,933,669.80 × 12,003,252.12
  4. Step 4: Simplify right side
    19,283,706x = 347,298,133,366,229.94
  5. Step 5: Solve for x
    x = 347,298,133,366,229.94/19,283,706
  6. Step 6: Final answer
    x = 18,009,926.79

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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.