Home / 12,247,152.96-18,382,077.91-6,186,132.94

Finding the Fourth Proportional to 12,247,152.96, 18,382,077.91 and 6,186,132.94

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Solution

The fourth proportional to 12,247,152.96, 18,382,077.91 and 6,186,132.94 is: 9,284,931.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,247,152.96 : 18,382,077.91 = 6,186,132.94 : x
  2. Step 2: Convert to fraction form
    12,247,152.96/18,382,077.91 = 6,186,132.94/x
  3. Step 3: Cross multiply
    12,247,152.96x = 18,382,077.91 × 6,186,132.94
  4. Step 4: Simplify right side
    12,247,152.96x = 113,713,977,630,990.23
  5. Step 5: Solve for x
    x = 113,713,977,630,990.23/12,247,152.96
  6. Step 6: Final answer
    x = 9,284,931.61

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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.