Home / 14,344,766.12-21,520,513.66-5,709,389.34

Finding the Fourth Proportional to 14,344,766.12, 21,520,513.66 and 5,709,389.34

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Solution

The fourth proportional to 14,344,766.12, 21,520,513.66 and 5,709,389.34 is: 8,565,423.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,344,766.12 : 21,520,513.66 = 5,709,389.34 : x
  2. Step 2: Convert to fraction form
    14,344,766.12/21,520,513.66 = 5,709,389.34/x
  3. Step 3: Cross multiply
    14,344,766.12x = 21,520,513.66 × 5,709,389.34
  4. Step 4: Simplify right side
    14,344,766.12x = 122,868,991,281,728.38
  5. Step 5: Solve for x
    x = 122,868,991,281,728.38/14,344,766.12
  6. Step 6: Final answer
    x = 8,565,423.11

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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.