Home / 20,160,603.30-30,244,841.55-8,028,002.10

Finding the Fourth Proportional to 20,160,603.30, 30,244,841.55 and 8,028,002.10

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Solution

The fourth proportional to 20,160,603.30, 30,244,841.55 and 8,028,002.10 is: 12,043,570.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,160,603.30 : 30,244,841.55 = 8,028,002.10 : x
  2. Step 2: Convert to fraction form
    20,160,603.30/30,244,841.55 = 8,028,002.10/x
  3. Step 3: Cross multiply
    20,160,603.30x = 30,244,841.55 × 8,028,002.10
  4. Step 4: Simplify right side
    20,160,603.30x = 242,805,651,477,567.25
  5. Step 5: Solve for x
    x = 242,805,651,477,567.25/20,160,603.30
  6. Step 6: Final answer
    x = 12,043,570.71

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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.