Home / 56,716,056.26-78,270,563.92-31,598,143.25

Finding the Fourth Proportional to 56,716,056.26, 78,270,563.92 and 31,598,143.25

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Solution

The fourth proportional to 56,716,056.26, 78,270,563.92 and 31,598,143.25 is: 43,606,778.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,716,056.26 : 78,270,563.92 = 31,598,143.25 : x
  2. Step 2: Convert to fraction form
    56,716,056.26/78,270,563.92 = 31,598,143.25/x
  3. Step 3: Cross multiply
    56,716,056.26x = 78,270,563.92 × 31,598,143.25
  4. Step 4: Simplify right side
    56,716,056.26x = 2,473,204,491,031,612
  5. Step 5: Solve for x
    x = 2,473,204,491,031,612/56,716,056.26
  6. Step 6: Final answer
    x = 43,606,778.29

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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.