Home / 10,826,112.80-16,243,316.40-10,656,077.60

Finding the Fourth Proportional to 10,826,112.80, 16,243,316.40 and 10,656,077.60

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Solution

The fourth proportional to 10,826,112.80, 16,243,316.40 and 10,656,077.60 is: 15,988,198.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,826,112.80 : 16,243,316.40 = 10,656,077.60 : x
  2. Step 2: Convert to fraction form
    10,826,112.80/16,243,316.40 = 10,656,077.60/x
  3. Step 3: Cross multiply
    10,826,112.80x = 16,243,316.40 × 10,656,077.60
  4. Step 4: Simplify right side
    10,826,112.80x = 173,090,040,039,752.62
  5. Step 5: Solve for x
    x = 173,090,040,039,752.62/10,826,112.80
  6. Step 6: Final answer
    x = 15,988,198.46

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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.