Home / 13,718,679.35-20,578,028.23-3,484,306.67

Finding the Fourth Proportional to 13,718,679.35, 20,578,028.23 and 3,484,306.67

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Solution

The fourth proportional to 13,718,679.35, 20,578,028.23 and 3,484,306.67 is: 5,226,462.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,718,679.35 : 20,578,028.23 = 3,484,306.67 : x
  2. Step 2: Convert to fraction form
    13,718,679.35/20,578,028.23 = 3,484,306.67/x
  3. Step 3: Cross multiply
    13,718,679.35x = 20,578,028.23 × 3,484,306.67
  4. Step 4: Simplify right side
    13,718,679.35x = 71,700,160,918,702.53
  5. Step 5: Solve for x
    x = 71,700,160,918,702.53/13,718,679.35
  6. Step 6: Final answer
    x = 5,226,462.34

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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.