Home / 15,988,007.70-23,982,011.55-11,117,121.30

Finding the Fourth Proportional to 15,988,007.70, 23,982,011.55 and 11,117,121.30

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Solution

The fourth proportional to 15,988,007.70, 23,982,011.55 and 11,117,121.30 is: 16,675,681.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,988,007.70 : 23,982,011.55 = 11,117,121.30 : x
  2. Step 2: Convert to fraction form
    15,988,007.70/23,982,011.55 = 11,117,121.30/x
  3. Step 3: Cross multiply
    15,988,007.70x = 23,982,011.55 × 11,117,121.30
  4. Step 4: Simplify right side
    15,988,007.70x = 266,610,931,419,351.03
  5. Step 5: Solve for x
    x = 266,610,931,419,351.03/15,988,007.70
  6. Step 6: Final answer
    x = 16,675,681.95

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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.