Home / 14,391,606.80-21,581,265-8,330,522.20

Finding the Fourth Proportional to 14,391,606.80, 21,581,265 and 8,330,522.20

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Solution

The fourth proportional to 14,391,606.80, 21,581,265 and 8,330,522.20 is: 12,492,226.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,391,606.80 : 21,581,265 = 8,330,522.20 : x
  2. Step 2: Convert to fraction form
    14,391,606.80/21,581,265 = 8,330,522.20/x
  3. Step 3: Cross multiply
    14,391,606.80x = 21,581,265 × 8,330,522.20
  4. Step 4: Simplify right side
    14,391,606.80x = 179,783,207,186,583
  5. Step 5: Solve for x
    x = 179,783,207,186,583/14,391,606.80
  6. Step 6: Final answer
    x = 12,492,226.18

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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.