Home / 10,203,603.96-15,306,287.22-2,630,505.72

Finding the Fourth Proportional to 10,203,603.96, 15,306,287.22 and 2,630,505.72

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Solution

The fourth proportional to 10,203,603.96, 15,306,287.22 and 2,630,505.72 is: 3,945,985.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,203,603.96 : 15,306,287.22 = 2,630,505.72 : x
  2. Step 2: Convert to fraction form
    10,203,603.96/15,306,287.22 = 2,630,505.72/x
  3. Step 3: Cross multiply
    10,203,603.96x = 15,306,287.22 × 2,630,505.72
  4. Step 4: Simplify right side
    10,203,603.96x = 40,263,276,084,172.91
  5. Step 5: Solve for x
    x = 40,263,276,084,172.91/10,203,603.96
  6. Step 6: Final answer
    x = 3,945,985.78

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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.