Home / 31,412,312.16-47,118,118.23-12,256,524.96

Finding the Fourth Proportional to 31,412,312.16, 47,118,118.23 and 12,256,524.96

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Solution

The fourth proportional to 31,412,312.16, 47,118,118.23 and 12,256,524.96 is: 18,384,650.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,412,312.16 : 47,118,118.23 = 12,256,524.96 : x
  2. Step 2: Convert to fraction form
    31,412,312.16/47,118,118.23 = 12,256,524.96/x
  3. Step 3: Cross multiply
    31,412,312.16x = 47,118,118.23 × 12,256,524.96
  4. Step 4: Simplify right side
    31,412,312.16x = 577,504,392,154,226
  5. Step 5: Solve for x
    x = 577,504,392,154,226/31,412,312.16
  6. Step 6: Final answer
    x = 18,384,650.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.