Home / 14,391,603.79-21,581,260.52-8,330,519.18

Finding the Fourth Proportional to 14,391,603.79, 21,581,260.52 and 8,330,519.18

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Solution

The fourth proportional to 14,391,603.79, 21,581,260.52 and 8,330,519.18 is: 12,492,221.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,391,603.79 : 21,581,260.52 = 8,330,519.18 : x
  2. Step 2: Convert to fraction form
    14,391,603.79/21,581,260.52 = 8,330,519.18/x
  3. Step 3: Cross multiply
    14,391,603.79x = 21,581,260.52 × 8,330,519.18
  4. Step 4: Simplify right side
    14,391,603.79x = 179,783,104,702,737.34
  5. Step 5: Solve for x
    x = 179,783,104,702,737.34/14,391,603.79
  6. Step 6: Final answer
    x = 12,492,221.67

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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.