Home / 35,410,246.90-53,030,219.63-20,218,131.70

Finding the Fourth Proportional to 35,410,246.90, 53,030,219.63 and 20,218,131.70

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Solution

The fourth proportional to 35,410,246.90, 53,030,219.63 and 20,218,131.70 is: 30,278,579.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,410,246.90 : 53,030,219.63 = 20,218,131.70 : x
  2. Step 2: Convert to fraction form
    35,410,246.90/53,030,219.63 = 20,218,131.70/x
  3. Step 3: Cross multiply
    35,410,246.90x = 53,030,219.63 × 20,218,131.70
  4. Step 4: Simplify right side
    35,410,246.90x = 1,072,171,964,559,265.25
  5. Step 5: Solve for x
    x = 1,072,171,964,559,265.25/35,410,246.90
  6. Step 6: Final answer
    x = 30,278,579.18

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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.