Home / 17,988,720.49-26,984,970.87-5,859,128.44

Finding the Fourth Proportional to 17,988,720.49, 26,984,970.87 and 5,859,128.44

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Solution

The fourth proportional to 17,988,720.49, 26,984,970.87 and 5,859,128.44 is: 8,789,308.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,988,720.49 : 26,984,970.87 = 5,859,128.44 : x
  2. Step 2: Convert to fraction form
    17,988,720.49/26,984,970.87 = 5,859,128.44/x
  3. Step 3: Cross multiply
    17,988,720.49x = 26,984,970.87 × 5,859,128.44
  4. Step 4: Simplify right side
    17,988,720.49x = 158,108,410,276,988.56
  5. Step 5: Solve for x
    x = 158,108,410,276,988.56/17,988,720.49
  6. Step 6: Final answer
    x = 8,789,308.30

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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.