Home / 31,954,901.70-47,932,352.55-30,317,276.10

Finding the Fourth Proportional to 31,954,901.70, 47,932,352.55 and 30,317,276.10

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Solution

The fourth proportional to 31,954,901.70, 47,932,352.55 and 30,317,276.10 is: 45,475,914.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,954,901.70 : 47,932,352.55 = 30,317,276.10 : x
  2. Step 2: Convert to fraction form
    31,954,901.70/47,932,352.55 = 30,317,276.10/x
  3. Step 3: Cross multiply
    31,954,901.70x = 47,932,352.55 × 30,317,276.10
  4. Step 4: Simplify right side
    31,954,901.70x = 1,453,178,366,380,889
  5. Step 5: Solve for x
    x = 1,453,178,366,380,889/31,954,901.70
  6. Step 6: Final answer
    x = 45,475,914.15

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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.