Home / 22,500,661.56-31,049,300.84-13,208,608.86

Finding the Fourth Proportional to 22,500,661.56, 31,049,300.84 and 13,208,608.86

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Solution

The fourth proportional to 22,500,661.56, 31,049,300.84 and 13,208,608.86 is: 18,226,933.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,500,661.56 : 31,049,300.84 = 13,208,608.86 : x
  2. Step 2: Convert to fraction form
    22,500,661.56/31,049,300.84 = 13,208,608.86/x
  3. Step 3: Cross multiply
    22,500,661.56x = 31,049,300.84 × 13,208,608.86
  4. Step 4: Simplify right side
    22,500,661.56x = 410,118,070,172,029.44
  5. Step 5: Solve for x
    x = 410,118,070,172,029.44/22,500,661.56
  6. Step 6: Final answer
    x = 18,226,933.86

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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.