Home / 18,532,905.48-27,775,147.47-10,335,220.47

Finding the Fourth Proportional to 18,532,905.48, 27,775,147.47 and 10,335,220.47

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Solution

The fourth proportional to 18,532,905.48, 27,775,147.47 and 10,335,220.47 is: 15,489,329.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,532,905.48 : 27,775,147.47 = 10,335,220.47 : x
  2. Step 2: Convert to fraction form
    18,532,905.48/27,775,147.47 = 10,335,220.47/x
  3. Step 3: Cross multiply
    18,532,905.48x = 27,775,147.47 × 10,335,220.47
  4. Step 4: Simplify right side
    18,532,905.48x = 287,062,272,689,212.69
  5. Step 5: Solve for x
    x = 287,062,272,689,212.69/18,532,905.48
  6. Step 6: Final answer
    x = 15,489,329.13

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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.