Home / 76,689,807.42-115,037,073.09-33,536,798.22

Finding the Fourth Proportional to 76,689,807.42, 115,037,073.09 and 33,536,798.22

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Solution

The fourth proportional to 76,689,807.42, 115,037,073.09 and 33,536,798.22 is: 50,306,230.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,689,807.42 : 115,037,073.09 = 33,536,798.22 : x
  2. Step 2: Convert to fraction form
    76,689,807.42/115,037,073.09 = 33,536,798.22/x
  3. Step 3: Cross multiply
    76,689,807.42x = 115,037,073.09 × 33,536,798.22
  4. Step 4: Simplify right side
    76,689,807.42x = 3,857,975,108,038,722
  5. Step 5: Solve for x
    x = 3,857,975,108,038,722/76,689,807.42
  6. Step 6: Final answer
    x = 50,306,230.23

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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.