Home / 8,082,040.20-12,123,060.30-7,683,459.45

Finding the Fourth Proportional to 8,082,040.20, 12,123,060.30 and 7,683,459.45

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Solution

The fourth proportional to 8,082,040.20, 12,123,060.30 and 7,683,459.45 is: 11,525,189.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,082,040.20 : 12,123,060.30 = 7,683,459.45 : x
  2. Step 2: Convert to fraction form
    8,082,040.20/12,123,060.30 = 7,683,459.45/x
  3. Step 3: Cross multiply
    8,082,040.20x = 12,123,060.30 × 7,683,459.45
  4. Step 4: Simplify right side
    8,082,040.20x = 93,147,042,224,954.84
  5. Step 5: Solve for x
    x = 93,147,042,224,954.84/8,082,040.20
  6. Step 6: Final answer
    x = 11,525,189.18

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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.