Home / 25,989,829.20-38,942,753.40-16,388,024.40

Finding the Fourth Proportional to 25,989,829.20, 38,942,753.40 and 16,388,024.40

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Solution

The fourth proportional to 25,989,829.20, 38,942,753.40 and 16,388,024.40 is: 24,555,559.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,989,829.20 : 38,942,753.40 = 16,388,024.40 : x
  2. Step 2: Convert to fraction form
    25,989,829.20/38,942,753.40 = 16,388,024.40/x
  3. Step 3: Cross multiply
    25,989,829.20x = 38,942,753.40 × 16,388,024.40
  4. Step 4: Simplify right side
    25,989,829.20x = 638,194,792,922,383
  5. Step 5: Solve for x
    x = 638,194,792,922,383/25,989,829.20
  6. Step 6: Final answer
    x = 24,555,559.33

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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.