Home / 23,208,131.48-31,993,960.38-16,311,208.28

Finding the Fourth Proportional to 23,208,131.48, 31,993,960.38 and 16,311,208.28

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Solution

The fourth proportional to 23,208,131.48, 31,993,960.38 and 16,311,208.28 is: 22,486,090.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,208,131.48 : 31,993,960.38 = 16,311,208.28 : x
  2. Step 2: Convert to fraction form
    23,208,131.48/31,993,960.38 = 16,311,208.28/x
  3. Step 3: Cross multiply
    23,208,131.48x = 31,993,960.38 × 16,311,208.28
  4. Step 4: Simplify right side
    23,208,131.48x = 521,860,151,460,247.94
  5. Step 5: Solve for x
    x = 521,860,151,460,247.94/23,208,131.48
  6. Step 6: Final answer
    x = 22,486,090.79

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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.