Home / 13,253,273.80-19,879,910.70-6,875,981.80

Finding the Fourth Proportional to 13,253,273.80, 19,879,910.70 and 6,875,981.80

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Solution

The fourth proportional to 13,253,273.80, 19,879,910.70 and 6,875,981.80 is: 10,313,972.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,253,273.80 : 19,879,910.70 = 6,875,981.80 : x
  2. Step 2: Convert to fraction form
    13,253,273.80/19,879,910.70 = 6,875,981.80/x
  3. Step 3: Cross multiply
    13,253,273.80x = 19,879,910.70 × 6,875,981.80
  4. Step 4: Simplify right side
    13,253,273.80x = 136,693,904,158,825.25
  5. Step 5: Solve for x
    x = 136,693,904,158,825.25/13,253,273.80
  6. Step 6: Final answer
    x = 10,313,972.70

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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.