Home / 22,180,431.63-30,565,393.86-16,959,355.50

Finding the Fourth Proportional to 22,180,431.63, 30,565,393.86 and 16,959,355.50

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Solution

The fourth proportional to 22,180,431.63, 30,565,393.86 and 16,959,355.50 is: 23,370,572.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,180,431.63 : 30,565,393.86 = 16,959,355.50 : x
  2. Step 2: Convert to fraction form
    22,180,431.63/30,565,393.86 = 16,959,355.50/x
  3. Step 3: Cross multiply
    22,180,431.63x = 30,565,393.86 × 16,959,355.50
  4. Step 4: Simplify right side
    22,180,431.63x = 518,369,380,469,257.25
  5. Step 5: Solve for x
    x = 518,369,380,469,257.25/22,180,431.63
  6. Step 6: Final answer
    x = 23,370,572.27

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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.