Home / 19,752,904.62-27,253,751.67-13,559,845.50

Finding the Fourth Proportional to 19,752,904.62, 27,253,751.67 and 13,559,845.50

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Solution

The fourth proportional to 19,752,904.62, 27,253,751.67 and 13,559,845.50 is: 18,708,978.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,752,904.62 : 27,253,751.67 = 13,559,845.50 : x
  2. Step 2: Convert to fraction form
    19,752,904.62/27,253,751.67 = 13,559,845.50/x
  3. Step 3: Cross multiply
    19,752,904.62x = 27,253,751.67 × 13,559,845.50
  4. Step 4: Simplify right side
    19,752,904.62x = 369,556,661,940,567
  5. Step 5: Solve for x
    x = 369,556,661,940,567/19,752,904.62
  6. Step 6: Final answer
    x = 18,708,978.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.