Home / 9,442,380.20-14,144,907.90-5,174,911.40

Finding the Fourth Proportional to 9,442,380.20, 14,144,907.90 and 5,174,911.40

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Solution

The fourth proportional to 9,442,380.20, 14,144,907.90 and 5,174,911.40 is: 7,752,139.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,442,380.20 : 14,144,907.90 = 5,174,911.40 : x
  2. Step 2: Convert to fraction form
    9,442,380.20/14,144,907.90 = 5,174,911.40/x
  3. Step 3: Cross multiply
    9,442,380.20x = 14,144,907.90 × 5,174,911.40
  4. Step 4: Simplify right side
    9,442,380.20x = 73,198,645,143,660.06
  5. Step 5: Solve for x
    x = 73,198,645,143,660.06/9,442,380.20
  6. Step 6: Final answer
    x = 7,752,139.14

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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.