Home / 30,943,201.32-42,702,694.02-17,192,745

Finding the Fourth Proportional to 30,943,201.32, 42,702,694.02 and 17,192,745

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Solution

The fourth proportional to 30,943,201.32, 42,702,694.02 and 17,192,745 is: 23,726,586.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,943,201.32 : 42,702,694.02 = 17,192,745 : x
  2. Step 2: Convert to fraction form
    30,943,201.32/42,702,694.02 = 17,192,745/x
  3. Step 3: Cross multiply
    30,943,201.32x = 42,702,694.02 × 17,192,745
  4. Step 4: Simplify right side
    30,943,201.32x = 734,176,529,098,885
  5. Step 5: Solve for x
    x = 734,176,529,098,885/30,943,201.32
  6. Step 6: Final answer
    x = 23,726,586.06

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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.