Home / 44,286,065.20-66,429,097.80-20,398,193.20

Finding the Fourth Proportional to 44,286,065.20, 66,429,097.80 and 20,398,193.20

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Solution

The fourth proportional to 44,286,065.20, 66,429,097.80 and 20,398,193.20 is: 30,597,289.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,286,065.20 : 66,429,097.80 = 20,398,193.20 : x
  2. Step 2: Convert to fraction form
    44,286,065.20/66,429,097.80 = 20,398,193.20/x
  3. Step 3: Cross multiply
    44,286,065.20x = 66,429,097.80 × 20,398,193.20
  4. Step 4: Simplify right side
    44,286,065.20x = 1,355,033,571,026,094.75
  5. Step 5: Solve for x
    x = 1,355,033,571,026,094.75/44,286,065.20
  6. Step 6: Final answer
    x = 30,597,289.80

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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.