Home / 22,666,939.86-31,279,576.77-12,353,458.26

Finding the Fourth Proportional to 22,666,939.86, 31,279,576.77 and 12,353,458.26

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Solution

The fourth proportional to 22,666,939.86, 31,279,576.77 and 12,353,458.26 is: 17,047,336.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,666,939.86 : 31,279,576.77 = 12,353,458.26 : x
  2. Step 2: Convert to fraction form
    22,666,939.86/31,279,576.77 = 12,353,458.26/x
  3. Step 3: Cross multiply
    22,666,939.86x = 31,279,576.77 × 12,353,458.26
  4. Step 4: Simplify right side
    22,666,939.86x = 386,410,946,018,660.62
  5. Step 5: Solve for x
    x = 386,410,946,018,660.62/22,666,939.86
  6. Step 6: Final answer
    x = 17,047,336.27

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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.