Home / 9,545,047.55-13,172,442.81-5,194,414.43

Finding the Fourth Proportional to 9,545,047.55, 13,172,442.81 and 5,194,414.43

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Solution

The fourth proportional to 9,545,047.55, 13,172,442.81 and 5,194,414.43 is: 7,168,442.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,545,047.55 : 13,172,442.81 = 5,194,414.43 : x
  2. Step 2: Convert to fraction form
    9,545,047.55/13,172,442.81 = 5,194,414.43/x
  3. Step 3: Cross multiply
    9,545,047.55x = 13,172,442.81 × 5,194,414.43
  4. Step 4: Simplify right side
    9,545,047.55x = 68,423,127,043,544.86
  5. Step 5: Solve for x
    x = 68,423,127,043,544.86/9,545,047.55
  6. Step 6: Final answer
    x = 7,168,442.76

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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.