Home / 10,563,172.69-15,845,833.16-3,645,751.77

Finding the Fourth Proportional to 10,563,172.69, 15,845,833.16 and 3,645,751.77

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Solution

The fourth proportional to 10,563,172.69, 15,845,833.16 and 3,645,751.77 is: 5,468,998.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,563,172.69 : 15,845,833.16 = 3,645,751.77 : x
  2. Step 2: Convert to fraction form
    10,563,172.69/15,845,833.16 = 3,645,751.77/x
  3. Step 3: Cross multiply
    10,563,172.69x = 15,845,833.16 × 3,645,751.77
  4. Step 4: Simplify right side
    10,563,172.69x = 57,769,974,338,923.66
  5. Step 5: Solve for x
    x = 57,769,974,338,923.66/10,563,172.69
  6. Step 6: Final answer
    x = 5,468,998.38

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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.