Home / 35,410,246.40-53,030,218.88-20,218,131.20

Finding the Fourth Proportional to 35,410,246.40, 53,030,218.88 and 20,218,131.20

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Solution

The fourth proportional to 35,410,246.40, 53,030,218.88 and 20,218,131.20 is: 30,278,578.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,410,246.40 : 53,030,218.88 = 20,218,131.20 : x
  2. Step 2: Convert to fraction form
    35,410,246.40/53,030,218.88 = 20,218,131.20/x
  3. Step 3: Cross multiply
    35,410,246.40x = 53,030,218.88 × 20,218,131.20
  4. Step 4: Simplify right side
    35,410,246.40x = 1,072,171,922,880,557.12
  5. Step 5: Solve for x
    x = 1,072,171,922,880,557.12/35,410,246.40
  6. Step 6: Final answer
    x = 30,278,578.43

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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.