Home / 8,161,172.10-12,231,260.55-4,962,903.30

Finding the Fourth Proportional to 8,161,172.10, 12,231,260.55 and 4,962,903.30

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Solution

The fourth proportional to 8,161,172.10, 12,231,260.55 and 4,962,903.30 is: 7,437,971.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,161,172.10 : 12,231,260.55 = 4,962,903.30 : x
  2. Step 2: Convert to fraction form
    8,161,172.10/12,231,260.55 = 4,962,903.30/x
  3. Step 3: Cross multiply
    8,161,172.10x = 12,231,260.55 × 4,962,903.30
  4. Step 4: Simplify right side
    8,161,172.10x = 60,702,563,346,754.82
  5. Step 5: Solve for x
    x = 60,702,563,346,754.82/8,161,172.10
  6. Step 6: Final answer
    x = 7,437,971.24

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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.