Home / 28,743,427.80-43,115,141.70-17,406,019.80

Finding the Fourth Proportional to 28,743,427.80, 43,115,141.70 and 17,406,019.80

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Solution

The fourth proportional to 28,743,427.80, 43,115,141.70 and 17,406,019.80 is: 26,109,029.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,743,427.80 : 43,115,141.70 = 17,406,019.80 : x
  2. Step 2: Convert to fraction form
    28,743,427.80/43,115,141.70 = 17,406,019.80/x
  3. Step 3: Cross multiply
    28,743,427.80x = 43,115,141.70 × 17,406,019.80
  4. Step 4: Simplify right side
    28,743,427.80x = 750,463,010,110,005.75
  5. Step 5: Solve for x
    x = 750,463,010,110,005.75/28,743,427.80
  6. Step 6: Final answer
    x = 26,109,029.70

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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.