Home / 10,861,618.80-16,292,428.20-10,693,657.20

Finding the Fourth Proportional to 10,861,618.80, 16,292,428.20 and 10,693,657.20

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Solution

The fourth proportional to 10,861,618.80, 16,292,428.20 and 10,693,657.20 is: 16,040,485.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,861,618.80 : 16,292,428.20 = 10,693,657.20 : x
  2. Step 2: Convert to fraction form
    10,861,618.80/16,292,428.20 = 10,693,657.20/x
  3. Step 3: Cross multiply
    10,861,618.80x = 16,292,428.20 × 10,693,657.20
  4. Step 4: Simplify right side
    10,861,618.80x = 174,225,642,126,413.03
  5. Step 5: Solve for x
    x = 174,225,642,126,413.03/10,861,618.80
  6. Step 6: Final answer
    x = 16,040,485.80

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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.