Home / 17,681,405.80-26,522,108.70-17,555,434.60

Finding the Fourth Proportional to 17,681,405.80, 26,522,108.70 and 17,555,434.60

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Solution

The fourth proportional to 17,681,405.80, 26,522,108.70 and 17,555,434.60 is: 26,333,151.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,681,405.80 : 26,522,108.70 = 17,555,434.60 : x
  2. Step 2: Convert to fraction form
    17,681,405.80/26,522,108.70 = 17,555,434.60/x
  3. Step 3: Cross multiply
    17,681,405.80x = 26,522,108.70 × 17,555,434.60
  4. Step 4: Simplify right side
    17,681,405.80x = 465,607,144,736,941.06
  5. Step 5: Solve for x
    x = 465,607,144,736,941.06/17,681,405.80
  6. Step 6: Final answer
    x = 26,333,151.90

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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.