Home / 28,676,838.40-43,015,257.60-26,022,630.40

Finding the Fourth Proportional to 28,676,838.40, 43,015,257.60 and 26,022,630.40

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Solution

The fourth proportional to 28,676,838.40, 43,015,257.60 and 26,022,630.40 is: 39,033,945.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,676,838.40 : 43,015,257.60 = 26,022,630.40 : x
  2. Step 2: Convert to fraction form
    28,676,838.40/43,015,257.60 = 26,022,630.40/x
  3. Step 3: Cross multiply
    28,676,838.40x = 43,015,257.60 × 26,022,630.40
  4. Step 4: Simplify right side
    28,676,838.40x = 1,119,370,150,085,591
  5. Step 5: Solve for x
    x = 1,119,370,150,085,591/28,676,838.40
  6. Step 6: Final answer
    x = 39,033,945.60

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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.