Home / 10,275,329.45-14,179,358.77-5,628,305.48

Finding the Fourth Proportional to 10,275,329.45, 14,179,358.77 and 5,628,305.48

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Solution

The fourth proportional to 10,275,329.45, 14,179,358.77 and 5,628,305.48 is: 7,766,735.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,275,329.45 : 14,179,358.77 = 5,628,305.48 : x
  2. Step 2: Convert to fraction form
    10,275,329.45/14,179,358.77 = 5,628,305.48/x
  3. Step 3: Cross multiply
    10,275,329.45x = 14,179,358.77 × 5,628,305.48
  4. Step 4: Simplify right side
    10,275,329.45x = 79,805,762,583,109.50
  5. Step 5: Solve for x
    x = 79,805,762,583,109.50/10,275,329.45
  6. Step 6: Final answer
    x = 7,766,735.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.