Home / 38,984,591.37-53,799,161.55-21,581,227.23

Finding the Fourth Proportional to 38,984,591.37, 53,799,161.55 and 21,581,227.23

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Solution

The fourth proportional to 38,984,591.37, 53,799,161.55 and 21,581,227.23 is: 29,782,329.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,984,591.37 : 53,799,161.55 = 21,581,227.23 : x
  2. Step 2: Convert to fraction form
    38,984,591.37/53,799,161.55 = 21,581,227.23/x
  3. Step 3: Cross multiply
    38,984,591.37x = 53,799,161.55 × 21,581,227.23
  4. Step 4: Simplify right side
    38,984,591.37x = 1,161,051,930,194,029
  5. Step 5: Solve for x
    x = 1,161,051,930,194,029/38,984,591.37
  6. Step 6: Final answer
    x = 29,782,329.10

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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.