Home / 44,286,215.20-66,429,322.80-20,351,687.20

Finding the Fourth Proportional to 44,286,215.20, 66,429,322.80 and 20,351,687.20

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Solution

The fourth proportional to 44,286,215.20, 66,429,322.80 and 20,351,687.20 is: 30,527,530.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,286,215.20 : 66,429,322.80 = 20,351,687.20 : x
  2. Step 2: Convert to fraction form
    44,286,215.20/66,429,322.80 = 20,351,687.20/x
  3. Step 3: Cross multiply
    44,286,215.20x = 66,429,322.80 × 20,351,687.20
  4. Step 4: Simplify right side
    44,286,215.20x = 1,351,948,798,533,428
  5. Step 5: Solve for x
    x = 1,351,948,798,533,428/44,286,215.20
  6. Step 6: Final answer
    x = 30,527,530.80

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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.