Home / 16,005,694.55-22,089,961.10-9,128,600.15

Finding the Fourth Proportional to 16,005,694.55, 22,089,961.10 and 9,128,600.15

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Solution

The fourth proportional to 16,005,694.55, 22,089,961.10 and 9,128,600.15 is: 12,598,667.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,005,694.55 : 22,089,961.10 = 9,128,600.15 : x
  2. Step 2: Convert to fraction form
    16,005,694.55/22,089,961.10 = 9,128,600.15/x
  3. Step 3: Cross multiply
    16,005,694.55x = 22,089,961.10 × 9,128,600.15
  4. Step 4: Simplify right side
    16,005,694.55x = 201,650,422,123,325.84
  5. Step 5: Solve for x
    x = 201,650,422,123,325.84/16,005,694.55
  6. Step 6: Final answer
    x = 12,598,667.40

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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.