Home / 18,352,491.40-27,549,732.30-10,783,721.80

Finding the Fourth Proportional to 18,352,491.40, 27,549,732.30 and 10,783,721.80

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Solution

The fourth proportional to 18,352,491.40, 27,549,732.30 and 10,783,721.80 is: 16,187,919.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,352,491.40 : 27,549,732.30 = 10,783,721.80 : x
  2. Step 2: Convert to fraction form
    18,352,491.40/27,549,732.30 = 10,783,721.80/x
  3. Step 3: Cross multiply
    18,352,491.40x = 27,549,732.30 × 10,783,721.80
  4. Step 4: Simplify right side
    18,352,491.40x = 297,088,648,787,674.19
  5. Step 5: Solve for x
    x = 297,088,648,787,674.19/18,352,491.40
  6. Step 6: Final answer
    x = 16,187,919.25

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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.