Home / 36,981,031.50-55,479,112.92-12,716,807.19

Finding the Fourth Proportional to 36,981,031.50, 55,479,112.92 and 12,716,807.19

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Solution

The fourth proportional to 36,981,031.50, 55,479,112.92 and 12,716,807.19 is: 19,077,812.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,981,031.50 : 55,479,112.92 = 12,716,807.19 : x
  2. Step 2: Convert to fraction form
    36,981,031.50/55,479,112.92 = 12,716,807.19/x
  3. Step 3: Cross multiply
    36,981,031.50x = 55,479,112.92 × 12,716,807.19
  4. Step 4: Simplify right side
    36,981,031.50x = 705,517,182,075,877.88
  5. Step 5: Solve for x
    x = 705,517,182,075,877.88/36,981,031.50
  6. Step 6: Final answer
    x = 19,077,812.42

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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.