Home / 9,072,743.90-13,609,115.85-8,009,861.90

Finding the Fourth Proportional to 9,072,743.90, 13,609,115.85 and 8,009,861.90

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Solution

The fourth proportional to 9,072,743.90, 13,609,115.85 and 8,009,861.90 is: 12,014,792.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,072,743.90 : 13,609,115.85 = 8,009,861.90 : x
  2. Step 2: Convert to fraction form
    9,072,743.90/13,609,115.85 = 8,009,861.90/x
  3. Step 3: Cross multiply
    9,072,743.90x = 13,609,115.85 × 8,009,861.90
  4. Step 4: Simplify right side
    9,072,743.90x = 109,007,138,539,601.11
  5. Step 5: Solve for x
    x = 109,007,138,539,601.11/9,072,743.90
  6. Step 6: Final answer
    x = 12,014,792.85

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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.