Home / 15,947,999.80-23,921,999.70-10,909,151.80

Finding the Fourth Proportional to 15,947,999.80, 23,921,999.70 and 10,909,151.80

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Solution

The fourth proportional to 15,947,999.80, 23,921,999.70 and 10,909,151.80 is: 16,363,727.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,947,999.80 : 23,921,999.70 = 10,909,151.80 : x
  2. Step 2: Convert to fraction form
    15,947,999.80/23,921,999.70 = 10,909,151.80/x
  3. Step 3: Cross multiply
    15,947,999.80x = 23,921,999.70 × 10,909,151.80
  4. Step 4: Simplify right side
    15,947,999.80x = 260,968,726,086,854.47
  5. Step 5: Solve for x
    x = 260,968,726,086,854.47/15,947,999.80
  6. Step 6: Final answer
    x = 16,363,727.70

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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.