Home / 36,338,397.18-50,146,757.74-20,657,422.50

Finding the Fourth Proportional to 36,338,397.18, 50,146,757.74 and 20,657,422.50

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Solution

The fourth proportional to 36,338,397.18, 50,146,757.74 and 20,657,422.50 is: 28,507,112.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,338,397.18 : 50,146,757.74 = 20,657,422.50 : x
  2. Step 2: Convert to fraction form
    36,338,397.18/50,146,757.74 = 20,657,422.50/x
  3. Step 3: Cross multiply
    36,338,397.18x = 50,146,757.74 × 20,657,422.50
  4. Step 4: Simplify right side
    36,338,397.18x = 1,035,902,761,640,325.25
  5. Step 5: Solve for x
    x = 1,035,902,761,640,325.25/36,338,397.18
  6. Step 6: Final answer
    x = 28,507,112.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.