Home / 38,024,370.23-52,475,850.29-21,505,959.23

Finding the Fourth Proportional to 38,024,370.23, 52,475,850.29 and 21,505,959.23

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Solution

The fourth proportional to 38,024,370.23, 52,475,850.29 and 21,505,959.23 is: 29,679,478.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,024,370.23 : 52,475,850.29 = 21,505,959.23 : x
  2. Step 2: Convert to fraction form
    38,024,370.23/52,475,850.29 = 21,505,959.23/x
  3. Step 3: Cross multiply
    38,024,370.23x = 52,475,850.29 × 21,505,959.23
  4. Step 4: Simplify right side
    38,024,370.23x = 1,128,543,496,788,793.75
  5. Step 5: Solve for x
    x = 1,128,543,496,788,793.75/38,024,370.23
  6. Step 6: Final answer
    x = 29,679,478.98

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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.