Home / 19,511,031.06-29,284,697.07-9,933,573.78

Finding the Fourth Proportional to 19,511,031.06, 29,284,697.07 and 9,933,573.78

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Solution

The fourth proportional to 19,511,031.06, 29,284,697.07 and 9,933,573.78 is: 14,909,601.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,511,031.06 : 29,284,697.07 = 9,933,573.78 : x
  2. Step 2: Convert to fraction form
    19,511,031.06/29,284,697.07 = 9,933,573.78/x
  3. Step 3: Cross multiply
    19,511,031.06x = 29,284,697.07 × 9,933,573.78
  4. Step 4: Simplify right side
    19,511,031.06x = 290,901,698,969,794.81
  5. Step 5: Solve for x
    x = 290,901,698,969,794.81/19,511,031.06
  6. Step 6: Final answer
    x = 14,909,601.55

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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.