Home / 11,307,261.27-16,962,783.56-8,878,316.50

Finding the Fourth Proportional to 11,307,261.27, 16,962,783.56 and 8,878,316.50

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Solution

The fourth proportional to 11,307,261.27, 16,962,783.56 and 8,878,316.50 is: 13,318,960.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,307,261.27 : 16,962,783.56 = 8,878,316.50 : x
  2. Step 2: Convert to fraction form
    11,307,261.27/16,962,783.56 = 8,878,316.50/x
  3. Step 3: Cross multiply
    11,307,261.27x = 16,962,783.56 × 8,878,316.50
  4. Step 4: Simplify right side
    11,307,261.27x = 150,600,961,166,676.72
  5. Step 5: Solve for x
    x = 150,600,961,166,676.72/11,307,261.27
  6. Step 6: Final answer
    x = 13,318,960.05

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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.