Home / 28,081,733.00-38,752,871.92-15,692,293.28

Finding the Fourth Proportional to 28,081,733.00, 38,752,871.92 and 15,692,293.28

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Solution

The fourth proportional to 28,081,733.00, 38,752,871.92 and 15,692,293.28 is: 21,655,409.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,081,733.00 : 38,752,871.92 = 15,692,293.28 : x
  2. Step 2: Convert to fraction form
    28,081,733.00/38,752,871.92 = 15,692,293.28/x
  3. Step 3: Cross multiply
    28,081,733.00x = 38,752,871.92 × 15,692,293.28
  4. Step 4: Simplify right side
    28,081,733.00x = 608,121,431,668,568.12
  5. Step 5: Solve for x
    x = 608,121,431,668,568.12/28,081,733.00
  6. Step 6: Final answer
    x = 21,655,409.65

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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.