Home / 28,056,722.70-42,085,084.05-27,216,914.70

Finding the Fourth Proportional to 28,056,722.70, 42,085,084.05 and 27,216,914.70

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Solution

The fourth proportional to 28,056,722.70, 42,085,084.05 and 27,216,914.70 is: 40,825,372.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,056,722.70 : 42,085,084.05 = 27,216,914.70 : x
  2. Step 2: Convert to fraction form
    28,056,722.70/42,085,084.05 = 27,216,914.70/x
  3. Step 3: Cross multiply
    28,056,722.70x = 42,085,084.05 × 27,216,914.70
  4. Step 4: Simplify right side
    28,056,722.70x = 1,145,426,142,731,180.50
  5. Step 5: Solve for x
    x = 1,145,426,142,731,180.50/28,056,722.70
  6. Step 6: Final answer
    x = 40,825,372.05

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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.