Home / 37,183,838.52-51,309,622.46-21,500,489.72

Finding the Fourth Proportional to 37,183,838.52, 51,309,622.46 and 21,500,489.72

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Solution

The fourth proportional to 37,183,838.52, 51,309,622.46 and 21,500,489.72 is: 29,668,319.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,183,838.52 : 51,309,622.46 = 21,500,489.72 : x
  2. Step 2: Convert to fraction form
    37,183,838.52/51,309,622.46 = 21,500,489.72/x
  3. Step 3: Cross multiply
    37,183,838.52x = 51,309,622.46 × 21,500,489.72
  4. Step 4: Simplify right side
    37,183,838.52x = 1,103,182,010,238,311.12
  5. Step 5: Solve for x
    x = 1,103,182,010,238,311.12/37,183,838.52
  6. Step 6: Final answer
    x = 29,668,319.74

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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.