Home / 38,231,602.65-52,757,771.19-21,709,544.85

Finding the Fourth Proportional to 38,231,602.65, 52,757,771.19 and 21,709,544.85

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Solution

The fourth proportional to 38,231,602.65, 52,757,771.19 and 21,709,544.85 is: 29,958,126.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,231,602.65 : 52,757,771.19 = 21,709,544.85 : x
  2. Step 2: Convert to fraction form
    38,231,602.65/52,757,771.19 = 21,709,544.85/x
  3. Step 3: Cross multiply
    38,231,602.65x = 52,757,771.19 × 21,709,544.85
  4. Step 4: Simplify right side
    38,231,602.65x = 1,145,347,199,835,343
  5. Step 5: Solve for x
    x = 1,145,347,199,835,343/38,231,602.65
  6. Step 6: Final answer
    x = 29,958,126.80

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1.5x scale

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.