Home / 22,221,223.23-33,308,387.40-11,983,296.69

Finding the Fourth Proportional to 22,221,223.23, 33,308,387.40 and 11,983,296.69

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Solution

The fourth proportional to 22,221,223.23, 33,308,387.40 and 11,983,296.69 is: 17,962,300.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,221,223.23 : 33,308,387.40 = 11,983,296.69 : x
  2. Step 2: Convert to fraction form
    22,221,223.23/33,308,387.40 = 11,983,296.69/x
  3. Step 3: Cross multiply
    22,221,223.23x = 33,308,387.40 × 11,983,296.69
  4. Step 4: Simplify right side
    22,221,223.23x = 399,144,288,479,657.69
  5. Step 5: Solve for x
    x = 399,144,288,479,657.69/22,221,223.23
  6. Step 6: Final answer
    x = 17,962,300.47

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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.