Home / 15,708,104.96-23,531,364.48-8,140,035.20

Finding the Fourth Proportional to 15,708,104.96, 23,531,364.48 and 8,140,035.20

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Solution

The fourth proportional to 15,708,104.96, 23,531,364.48 and 8,140,035.20 is: 12,194,095.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,708,104.96 : 23,531,364.48 = 8,140,035.20 : x
  2. Step 2: Convert to fraction form
    15,708,104.96/23,531,364.48 = 8,140,035.20/x
  3. Step 3: Cross multiply
    15,708,104.96x = 23,531,364.48 × 8,140,035.20
  4. Step 4: Simplify right side
    15,708,104.96x = 191,546,135,171,229.72
  5. Step 5: Solve for x
    x = 191,546,135,171,229.72/15,708,104.96
  6. Step 6: Final answer
    x = 12,194,095.70

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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.