Home / 27,632,298.56-38,132,608.75-15,242,112.50

Finding the Fourth Proportional to 27,632,298.56, 38,132,608.75 and 15,242,112.50

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Solution

The fourth proportional to 27,632,298.56, 38,132,608.75 and 15,242,112.50 is: 21,034,135.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,632,298.56 : 38,132,608.75 = 15,242,112.50 : x
  2. Step 2: Convert to fraction form
    27,632,298.56/38,132,608.75 = 15,242,112.50/x
  3. Step 3: Cross multiply
    27,632,298.56x = 38,132,608.75 × 15,242,112.50
  4. Step 4: Simplify right side
    27,632,298.56x = 581,221,512,257,216
  5. Step 5: Solve for x
    x = 581,221,512,257,216/27,632,298.56
  6. Step 6: Final answer
    x = 21,034,135.51

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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.