Home / 14,598,143.64-20,145,316.14-8,404,404.12

Finding the Fourth Proportional to 14,598,143.64, 20,145,316.14 and 8,404,404.12

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Solution

The fourth proportional to 14,598,143.64, 20,145,316.14 and 8,404,404.12 is: 11,598,007.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,598,143.64 : 20,145,316.14 = 8,404,404.12 : x
  2. Step 2: Convert to fraction form
    14,598,143.64/20,145,316.14 = 8,404,404.12/x
  3. Step 3: Cross multiply
    14,598,143.64x = 20,145,316.14 × 8,404,404.12
  4. Step 4: Simplify right side
    14,598,143.64x = 169,309,377,965,718.50
  5. Step 5: Solve for x
    x = 169,309,377,965,718.50/14,598,143.64
  6. Step 6: Final answer
    x = 11,598,007.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.