Home / 32,878,672.20-49,412,486.70-28,721,622.60

Finding the Fourth Proportional to 32,878,672.20, 49,412,486.70 and 28,721,622.60

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Solution

The fourth proportional to 32,878,672.20, 49,412,486.70 and 28,721,622.60 is: 43,164,966.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,878,672.20 : 49,412,486.70 = 28,721,622.60 : x
  2. Step 2: Convert to fraction form
    32,878,672.20/49,412,486.70 = 28,721,622.60/x
  3. Step 3: Cross multiply
    32,878,672.20x = 49,412,486.70 × 28,721,622.60
  4. Step 4: Simplify right side
    32,878,672.20x = 1,419,206,794,724,919.50
  5. Step 5: Solve for x
    x = 1,419,206,794,724,919.50/32,878,672.20
  6. Step 6: Final answer
    x = 43,164,966.82

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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.