Home / 48,008,738.88-72,015,428.16-15,660,578.88

Finding the Fourth Proportional to 48,008,738.88, 72,015,428.16 and 15,660,578.88

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Solution

The fourth proportional to 48,008,738.88, 72,015,428.16 and 15,660,578.88 is: 23,491,625.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,008,738.88 : 72,015,428.16 = 15,660,578.88 : x
  2. Step 2: Convert to fraction form
    48,008,738.88/72,015,428.16 = 15,660,578.88/x
  3. Step 3: Cross multiply
    48,008,738.88x = 72,015,428.16 × 15,660,578.88
  4. Step 4: Simplify right side
    48,008,738.88x = 1,127,803,293,276,653.25
  5. Step 5: Solve for x
    x = 1,127,803,293,276,653.25/48,008,738.88
  6. Step 6: Final answer
    x = 23,491,625.06

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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.