Home / 31,366,448.20-47,052,005.10-11,169,065.80

Finding the Fourth Proportional to 31,366,448.20, 47,052,005.10 and 11,169,065.80

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Solution

The fourth proportional to 31,366,448.20, 47,052,005.10 and 11,169,065.80 is: 16,754,429.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,366,448.20 : 47,052,005.10 = 11,169,065.80 : x
  2. Step 2: Convert to fraction form
    31,366,448.20/47,052,005.10 = 11,169,065.80/x
  3. Step 3: Cross multiply
    31,366,448.20x = 47,052,005.10 × 11,169,065.80
  4. Step 4: Simplify right side
    31,366,448.20x = 525,526,940,983,835.62
  5. Step 5: Solve for x
    x = 525,526,940,983,835.62/31,366,448.20
  6. Step 6: Final answer
    x = 16,754,429.37

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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.