Home / 16,982,638.28-25,450,389.66-7,738,018.16

Finding the Fourth Proportional to 16,982,638.28, 25,450,389.66 and 7,738,018.16

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Solution

The fourth proportional to 16,982,638.28, 25,450,389.66 and 7,738,018.16 is: 11,596,288.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,982,638.28 : 25,450,389.66 = 7,738,018.16 : x
  2. Step 2: Convert to fraction form
    16,982,638.28/25,450,389.66 = 7,738,018.16/x
  3. Step 3: Cross multiply
    16,982,638.28x = 25,450,389.66 × 7,738,018.16
  4. Step 4: Simplify right side
    16,982,638.28x = 196,935,577,329,466.16
  5. Step 5: Solve for x
    x = 196,935,577,329,466.16/16,982,638.28
  6. Step 6: Final answer
    x = 11,596,288.76

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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.