Home / 20,062,097.01-30,083,660.76-7,771,817.21

Finding the Fourth Proportional to 20,062,097.01, 30,083,660.76 and 7,771,817.21

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Solution

The fourth proportional to 20,062,097.01, 30,083,660.76 and 7,771,817.21 is: 11,654,051.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,062,097.01 : 30,083,660.76 = 7,771,817.21 : x
  2. Step 2: Convert to fraction form
    20,062,097.01/30,083,660.76 = 7,771,817.21/x
  3. Step 3: Cross multiply
    20,062,097.01x = 30,083,660.76 × 7,771,817.21
  4. Step 4: Simplify right side
    20,062,097.01x = 233,804,712,313,095.72
  5. Step 5: Solve for x
    x = 233,804,712,313,095.72/20,062,097.01
  6. Step 6: Final answer
    x = 11,654,051.53

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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.