Home / 37,819,359.12-56,746,755-18,639,660.72

Finding the Fourth Proportional to 37,819,359.12, 56,746,755 and 18,639,660.72

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Solution

The fourth proportional to 37,819,359.12, 56,746,755 and 18,639,660.72 is: 27,968,222.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,819,359.12 : 56,746,755 = 18,639,660.72 : x
  2. Step 2: Convert to fraction form
    37,819,359.12/56,746,755 = 18,639,660.72/x
  3. Step 3: Cross multiply
    37,819,359.12x = 56,746,755 × 18,639,660.72
  4. Step 4: Simplify right side
    37,819,359.12x = 1,057,740,260,160,963.50
  5. Step 5: Solve for x
    x = 1,057,740,260,160,963.50/37,819,359.12
  6. Step 6: Final answer
    x = 27,968,222.75

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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.