Home / 28,700,219.20-43,050,489.50-7,134,820.11

Finding the Fourth Proportional to 28,700,219.20, 43,050,489.50 and 7,134,820.11

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Solution

The fourth proportional to 28,700,219.20, 43,050,489.50 and 7,134,820.11 is: 10,702,270.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,700,219.20 : 43,050,489.50 = 7,134,820.11 : x
  2. Step 2: Convert to fraction form
    28,700,219.20/43,050,489.50 = 7,134,820.11/x
  3. Step 3: Cross multiply
    28,700,219.20x = 43,050,489.50 × 7,134,820.11
  4. Step 4: Simplify right side
    28,700,219.20x = 307,157,498,229,943.88
  5. Step 5: Solve for x
    x = 307,157,498,229,943.88/28,700,219.20
  6. Step 6: Final answer
    x = 10,702,270.11

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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.