Home / 16,571,157.78-22,868,906.51-9,228,989.75

Finding the Fourth Proportional to 16,571,157.78, 22,868,906.51 and 9,228,989.75

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Solution

The fourth proportional to 16,571,157.78, 22,868,906.51 and 9,228,989.75 is: 12,736,400.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,571,157.78 : 22,868,906.51 = 9,228,989.75 : x
  2. Step 2: Convert to fraction form
    16,571,157.78/22,868,906.51 = 9,228,989.75/x
  3. Step 3: Cross multiply
    16,571,157.78x = 22,868,906.51 × 9,228,989.75
  4. Step 4: Simplify right side
    16,571,157.78x = 211,056,903,774,498.28
  5. Step 5: Solve for x
    x = 211,056,903,774,498.28/16,571,157.78
  6. Step 6: Final answer
    x = 12,736,400.59

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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.