Home / 28,056,909.70-42,085,364.55-27,217,101.70

Finding the Fourth Proportional to 28,056,909.70, 42,085,364.55 and 27,217,101.70

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Solution

The fourth proportional to 28,056,909.70, 42,085,364.55 and 27,217,101.70 is: 40,825,652.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,056,909.70 : 42,085,364.55 = 27,217,101.70 : x
  2. Step 2: Convert to fraction form
    28,056,909.70/42,085,364.55 = 27,217,101.70/x
  3. Step 3: Cross multiply
    28,056,909.70x = 42,085,364.55 × 27,217,101.70
  4. Step 4: Simplify right side
    28,056,909.70x = 1,145,441,647,038,924.50
  5. Step 5: Solve for x
    x = 1,145,441,647,038,924.50/28,056,909.70
  6. Step 6: Final answer
    x = 40,825,652.55

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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.