Home / 18,187,386.80-27,202,348.20-16,282,072.40

Finding the Fourth Proportional to 18,187,386.80, 27,202,348.20 and 16,282,072.40

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Solution

The fourth proportional to 18,187,386.80, 27,202,348.20 and 16,282,072.40 is: 24,352,624.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,187,386.80 : 27,202,348.20 = 16,282,072.40 : x
  2. Step 2: Convert to fraction form
    18,187,386.80/27,202,348.20 = 16,282,072.40/x
  3. Step 3: Cross multiply
    18,187,386.80x = 27,202,348.20 × 16,282,072.40
  4. Step 4: Simplify right side
    18,187,386.80x = 442,910,602,842,409.69
  5. Step 5: Solve for x
    x = 442,910,602,842,409.69/18,187,386.80
  6. Step 6: Final answer
    x = 24,352,624.58

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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.