Home / 31,581,917.89-47,377,395.42-9,724,146.26

Finding the Fourth Proportional to 31,581,917.89, 47,377,395.42 and 9,724,146.26

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Solution

The fourth proportional to 31,581,917.89, 47,377,395.42 and 9,724,146.26 is: 14,587,610.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,581,917.89 : 47,377,395.42 = 9,724,146.26 : x
  2. Step 2: Convert to fraction form
    31,581,917.89/47,377,395.42 = 9,724,146.26/x
  3. Step 3: Cross multiply
    31,581,917.89x = 47,377,395.42 × 9,724,146.26
  4. Step 4: Simplify right side
    31,581,917.89x = 460,704,722,481,934.12
  5. Step 5: Solve for x
    x = 460,704,722,481,934.12/31,581,917.89
  6. Step 6: Final answer
    x = 14,587,610.67

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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.