Home / 15,369,942.70-23,040,726.34-7,686,901.89

Finding the Fourth Proportional to 15,369,942.70, 23,040,726.34 and 7,686,901.89

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Solution

The fourth proportional to 15,369,942.70, 23,040,726.34 and 7,686,901.89 is: 11,523,257.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,369,942.70 : 23,040,726.34 = 7,686,901.89 : x
  2. Step 2: Convert to fraction form
    15,369,942.70/23,040,726.34 = 7,686,901.89/x
  3. Step 3: Cross multiply
    15,369,942.70x = 23,040,726.34 × 7,686,901.89
  4. Step 4: Simplify right side
    15,369,942.70x = 177,111,802,849,918.78
  5. Step 5: Solve for x
    x = 177,111,802,849,918.78/15,369,942.70
  6. Step 6: Final answer
    x = 11,523,257.20

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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.