Home / 34,189,643.80-51,240,920.10-13,972,043.80

Finding the Fourth Proportional to 34,189,643.80, 51,240,920.10 and 13,972,043.80

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Solution

The fourth proportional to 34,189,643.80, 51,240,920.10 and 13,972,043.80 is: 20,940,270.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,189,643.80 : 51,240,920.10 = 13,972,043.80 : x
  2. Step 2: Convert to fraction form
    34,189,643.80/51,240,920.10 = 13,972,043.80/x
  3. Step 3: Cross multiply
    34,189,643.80x = 51,240,920.10 × 13,972,043.80
  4. Step 4: Simplify right side
    34,189,643.80x = 715,940,379,989,500.50
  5. Step 5: Solve for x
    x = 715,940,379,989,500.50/34,189,643.80
  6. Step 6: Final answer
    x = 20,940,270.22

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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.