Home / 27,538,990.62-38,003,597.33-15,148,817.93

Finding the Fourth Proportional to 27,538,990.62, 38,003,597.33 and 15,148,817.93

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Solution

The fourth proportional to 27,538,990.62, 38,003,597.33 and 15,148,817.93 is: 20,905,253.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,538,990.62 : 38,003,597.33 = 15,148,817.93 : x
  2. Step 2: Convert to fraction form
    27,538,990.62/38,003,597.33 = 15,148,817.93/x
  3. Step 3: Cross multiply
    27,538,990.62x = 38,003,597.33 × 15,148,817.93
  4. Step 4: Simplify right side
    27,538,990.62x = 575,709,576,371,442.12
  5. Step 5: Solve for x
    x = 575,709,576,371,442.12/27,538,990.62
  6. Step 6: Final answer
    x = 20,905,253.37

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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.