Home / 8,865,336.78-13,298,008.86-2,133,750.78

Finding the Fourth Proportional to 8,865,336.78, 13,298,008.86 and 2,133,750.78

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Solution

The fourth proportional to 8,865,336.78, 13,298,008.86 and 2,133,750.78 is: 3,200,627.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,865,336.78 : 13,298,008.86 = 2,133,750.78 : x
  2. Step 2: Convert to fraction form
    8,865,336.78/13,298,008.86 = 2,133,750.78/x
  3. Step 3: Cross multiply
    8,865,336.78x = 13,298,008.86 × 2,133,750.78
  4. Step 4: Simplify right side
    8,865,336.78x = 28,374,636,777,471.91
  5. Step 5: Solve for x
    x = 28,374,636,777,471.91/8,865,336.78
  6. Step 6: Final answer
    x = 3,200,627.06

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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.