Home / 18,723,016.70-26,287,806.10-18,723,016.70

Finding the Fourth Proportional to 18,723,016.70, 26,287,806.10 and 18,723,016.70

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Solution

The fourth proportional to 18,723,016.70, 26,287,806.10 and 18,723,016.70 is: 26,287,806.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,723,016.70 : 26,287,806.10 = 18,723,016.70 : x
  2. Step 2: Convert to fraction form
    18,723,016.70/26,287,806.10 = 18,723,016.70/x
  3. Step 3: Cross multiply
    18,723,016.70x = 26,287,806.10 × 18,723,016.70
  4. Step 4: Simplify right side
    18,723,016.70x = 492,187,032,616,661.88
  5. Step 5: Solve for x
    x = 492,187,032,616,661.88/18,723,016.70
  6. Step 6: Final answer
    x = 26,287,806.10

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.