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Finding the Fourth Proportional to 37,541,311.02, 51,807,009.19 and 20,371,903.02

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Solution

The fourth proportional to 37,541,311.02, 51,807,009.19 and 20,371,903.02 is: 28,113,226.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,541,311.02 : 51,807,009.19 = 20,371,903.02 : x
  2. Step 2: Convert to fraction form
    37,541,311.02/51,807,009.19 = 20,371,903.02/x
  3. Step 3: Cross multiply
    37,541,311.02x = 51,807,009.19 × 20,371,903.02
  4. Step 4: Simplify right side
    37,541,311.02x = 1,055,407,366,974,928.62
  5. Step 5: Solve for x
    x = 1,055,407,366,974,928.62/37,541,311.02
  6. Step 6: Final answer
    x = 28,113,226.16

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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.