Home / 54,556,373.33-81,845,357.49-20,013,076.87

Finding the Fourth Proportional to 54,556,373.33, 81,845,357.49 and 20,013,076.87

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Solution

The fourth proportional to 54,556,373.33, 81,845,357.49 and 20,013,076.87 is: 30,023,576.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,556,373.33 : 81,845,357.49 = 20,013,076.87 : x
  2. Step 2: Convert to fraction form
    54,556,373.33/81,845,357.49 = 20,013,076.87/x
  3. Step 3: Cross multiply
    54,556,373.33x = 81,845,357.49 × 20,013,076.87
  4. Step 4: Simplify right side
    54,556,373.33x = 1,637,977,430,799,935
  5. Step 5: Solve for x
    x = 1,637,977,430,799,935/54,556,373.33
  6. Step 6: Final answer
    x = 30,023,576.18

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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.