Home / 9,169,299.74-12,640,987.50-7,315,007.24

Finding the Fourth Proportional to 9,169,299.74, 12,640,987.50 and 7,315,007.24

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Solution

The fourth proportional to 9,169,299.74, 12,640,987.50 and 7,315,007.24 is: 10,084,621.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,169,299.74 : 12,640,987.50 = 7,315,007.24 : x
  2. Step 2: Convert to fraction form
    9,169,299.74/12,640,987.50 = 7,315,007.24/x
  3. Step 3: Cross multiply
    9,169,299.74x = 12,640,987.50 × 7,315,007.24
  4. Step 4: Simplify right side
    9,169,299.74x = 92,468,915,083,249.50
  5. Step 5: Solve for x
    x = 92,468,915,083,249.50/9,169,299.74
  6. Step 6: Final answer
    x = 10,084,621.26

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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.