Home / 12,004,795.80-18,007,193.70-10,587,619.80

Finding the Fourth Proportional to 12,004,795.80, 18,007,193.70 and 10,587,619.80

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Solution

The fourth proportional to 12,004,795.80, 18,007,193.70 and 10,587,619.80 is: 15,881,429.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,004,795.80 : 18,007,193.70 = 10,587,619.80 : x
  2. Step 2: Convert to fraction form
    12,004,795.80/18,007,193.70 = 10,587,619.80/x
  3. Step 3: Cross multiply
    12,004,795.80x = 18,007,193.70 × 10,587,619.80
  4. Step 4: Simplify right side
    12,004,795.80x = 190,653,320,560,555.25
  5. Step 5: Solve for x
    x = 190,653,320,560,555.25/12,004,795.80
  6. Step 6: Final answer
    x = 15,881,429.70

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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.