Home / 25,138,850.70-37,708,276.05-20,100,002.70

Finding the Fourth Proportional to 25,138,850.70, 37,708,276.05 and 20,100,002.70

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Solution

The fourth proportional to 25,138,850.70, 37,708,276.05 and 20,100,002.70 is: 30,150,004.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,138,850.70 : 37,708,276.05 = 20,100,002.70 : x
  2. Step 2: Convert to fraction form
    25,138,850.70/37,708,276.05 = 20,100,002.70/x
  3. Step 3: Cross multiply
    25,138,850.70x = 37,708,276.05 × 20,100,002.70
  4. Step 4: Simplify right side
    25,138,850.70x = 757,936,450,417,345.25
  5. Step 5: Solve for x
    x = 757,936,450,417,345.25/25,138,850.70
  6. Step 6: Final answer
    x = 30,150,004.05

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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.