Home / 14,391,604.80-21,581,262.01-8,330,520.19

Finding the Fourth Proportional to 14,391,604.80, 21,581,262.01 and 8,330,520.19

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Solution

The fourth proportional to 14,391,604.80, 21,581,262.01 and 8,330,520.19 is: 12,492,223.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,391,604.80 : 21,581,262.01 = 8,330,520.19 : x
  2. Step 2: Convert to fraction form
    14,391,604.80/21,581,262.01 = 8,330,520.19/x
  3. Step 3: Cross multiply
    14,391,604.80x = 21,581,262.01 × 8,330,520.19
  4. Step 4: Simplify right side
    14,391,604.80x = 179,783,138,899,985
  5. Step 5: Solve for x
    x = 179,783,138,899,985/14,391,604.80
  6. Step 6: Final answer
    x = 12,492,223.17

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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.