Home / 14,016,007.30-21,024,010.95-12,280,404.10

Finding the Fourth Proportional to 14,016,007.30, 21,024,010.95 and 12,280,404.10

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Solution

The fourth proportional to 14,016,007.30, 21,024,010.95 and 12,280,404.10 is: 18,420,606.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,016,007.30 : 21,024,010.95 = 12,280,404.10 : x
  2. Step 2: Convert to fraction form
    14,016,007.30/21,024,010.95 = 12,280,404.10/x
  3. Step 3: Cross multiply
    14,016,007.30x = 21,024,010.95 × 12,280,404.10
  4. Step 4: Simplify right side
    14,016,007.30x = 258,183,350,268,824.88
  5. Step 5: Solve for x
    x = 258,183,350,268,824.88/14,016,007.30
  6. Step 6: Final answer
    x = 18,420,606.15

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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.