Home / 8,133,214.32-12,191,889.24-3,872,238.48

Finding the Fourth Proportional to 8,133,214.32, 12,191,889.24 and 3,872,238.48

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Solution

The fourth proportional to 8,133,214.32, 12,191,889.24 and 3,872,238.48 is: 5,804,581.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,133,214.32 : 12,191,889.24 = 3,872,238.48 : x
  2. Step 2: Convert to fraction form
    8,133,214.32/12,191,889.24 = 3,872,238.48/x
  3. Step 3: Cross multiply
    8,133,214.32x = 12,191,889.24 × 3,872,238.48
  4. Step 4: Simplify right side
    8,133,214.32x = 47,209,902,659,025.95
  5. Step 5: Solve for x
    x = 47,209,902,659,025.95/8,133,214.32
  6. Step 6: Final answer
    x = 5,804,581.17

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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.