Home / 5,176,079.52-7,143,018.11-3,001,911.74

Finding the Fourth Proportional to 5,176,079.52, 7,143,018.11 and 3,001,911.74

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Solution

The fourth proportional to 5,176,079.52, 7,143,018.11 and 3,001,911.74 is: 4,142,654.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,176,079.52 : 7,143,018.11 = 3,001,911.74 : x
  2. Step 2: Convert to fraction form
    5,176,079.52/7,143,018.11 = 3,001,911.74/x
  3. Step 3: Cross multiply
    5,176,079.52x = 7,143,018.11 × 3,001,911.74
  4. Step 4: Simplify right side
    5,176,079.52x = 21,442,709,910,760.45
  5. Step 5: Solve for x
    x = 21,442,709,910,760.45/5,176,079.52
  6. Step 6: Final answer
    x = 4,142,654.66

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