Home / 28,761,204.70-43,141,807.05-26,157,799.90

Finding the Fourth Proportional to 28,761,204.70, 43,141,807.05 and 26,157,799.90

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Solution

The fourth proportional to 28,761,204.70, 43,141,807.05 and 26,157,799.90 is: 39,236,699.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,761,204.70 : 43,141,807.05 = 26,157,799.90 : x
  2. Step 2: Convert to fraction form
    28,761,204.70/43,141,807.05 = 26,157,799.90/x
  3. Step 3: Cross multiply
    28,761,204.70x = 43,141,807.05 × 26,157,799.90
  4. Step 4: Simplify right side
    28,761,204.70x = 1,128,494,756,138,309.25
  5. Step 5: Solve for x
    x = 1,128,494,756,138,309.25/28,761,204.70
  6. Step 6: Final answer
    x = 39,236,699.85

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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.