Home / 6,187,618-8,538,915.90-3,434,306.50

Finding the Fourth Proportional to 6,187,618, 8,538,915.90 and 3,434,306.50

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Solution

The fourth proportional to 6,187,618, 8,538,915.90 and 3,434,306.50 is: 4,739,344.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,187,618 : 8,538,915.90 = 3,434,306.50 : x
  2. Step 2: Convert to fraction form
    6,187,618/8,538,915.90 = 3,434,306.50/x
  3. Step 3: Cross multiply
    6,187,618x = 8,538,915.90 × 3,434,306.50
  4. Step 4: Simplify right side
    6,187,618x = 29,325,254,378,323.35
  5. Step 5: Solve for x
    x = 29,325,254,378,323.35/6,187,618
  6. Step 6: Final answer
    x = 4,739,344.67

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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.