Home / 23,292,074.56-32,142,736.16-12,979,232.32

Finding the Fourth Proportional to 23,292,074.56, 32,142,736.16 and 12,979,232.32

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Solution

The fourth proportional to 23,292,074.56, 32,142,736.16 and 12,979,232.32 is: 17,911,158.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,292,074.56 : 32,142,736.16 = 12,979,232.32 : x
  2. Step 2: Convert to fraction form
    23,292,074.56/32,142,736.16 = 12,979,232.32/x
  3. Step 3: Cross multiply
    23,292,074.56x = 32,142,736.16 × 12,979,232.32
  4. Step 4: Simplify right side
    23,292,074.56x = 417,188,040,021,104.69
  5. Step 5: Solve for x
    x = 417,188,040,021,104.69/23,292,074.56
  6. Step 6: Final answer
    x = 17,911,158.53

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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.