Home / 17,375,645.40-26,075,909.70-7,285,507.80

Finding the Fourth Proportional to 17,375,645.40, 26,075,909.70 and 7,285,507.80

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Solution

The fourth proportional to 17,375,645.40, 26,075,909.70 and 7,285,507.80 is: 10,933,478.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,375,645.40 : 26,075,909.70 = 7,285,507.80 : x
  2. Step 2: Convert to fraction form
    17,375,645.40/26,075,909.70 = 7,285,507.80/x
  3. Step 3: Cross multiply
    17,375,645.40x = 26,075,909.70 × 7,285,507.80
  4. Step 4: Simplify right side
    17,375,645.40x = 189,976,243,511,445.66
  5. Step 5: Solve for x
    x = 189,976,243,511,445.66/17,375,645.40
  6. Step 6: Final answer
    x = 10,933,478.39

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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.