Home / 36,981,043.50-55,479,130.92-12,716,819.19

Finding the Fourth Proportional to 36,981,043.50, 55,479,130.92 and 12,716,819.19

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Solution

The fourth proportional to 36,981,043.50, 55,479,130.92 and 12,716,819.19 is: 19,077,830.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,981,043.50 : 55,479,130.92 = 12,716,819.19 : x
  2. Step 2: Convert to fraction form
    36,981,043.50/55,479,130.92 = 12,716,819.19/x
  3. Step 3: Cross multiply
    36,981,043.50x = 55,479,130.92 × 12,716,819.19
  4. Step 4: Simplify right side
    36,981,043.50x = 705,518,076,727,978.38
  5. Step 5: Solve for x
    x = 705,518,076,727,978.38/36,981,043.50
  6. Step 6: Final answer
    x = 19,077,830.42

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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.