Home / 19,578,087.80-29,367,131.70-14,539,239.80

Finding the Fourth Proportional to 19,578,087.80, 29,367,131.70 and 14,539,239.80

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Solution

The fourth proportional to 19,578,087.80, 29,367,131.70 and 14,539,239.80 is: 21,808,859.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,578,087.80 : 29,367,131.70 = 14,539,239.80 : x
  2. Step 2: Convert to fraction form
    19,578,087.80/29,367,131.70 = 14,539,239.80/x
  3. Step 3: Cross multiply
    19,578,087.80x = 29,367,131.70 × 14,539,239.80
  4. Step 4: Simplify right side
    19,578,087.80x = 426,975,770,024,481.69
  5. Step 5: Solve for x
    x = 426,975,770,024,481.69/19,578,087.80
  6. Step 6: Final answer
    x = 21,808,859.70

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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.