Home / 10,867,471.12-14,997,447.54-5,972,604.16

Finding the Fourth Proportional to 10,867,471.12, 14,997,447.54 and 5,972,604.16

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Solution

The fourth proportional to 10,867,471.12, 14,997,447.54 and 5,972,604.16 is: 8,242,379.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,867,471.12 : 14,997,447.54 = 5,972,604.16 : x
  2. Step 2: Convert to fraction form
    10,867,471.12/14,997,447.54 = 5,972,604.16/x
  3. Step 3: Cross multiply
    10,867,471.12x = 14,997,447.54 × 5,972,604.16
  4. Step 4: Simplify right side
    10,867,471.12x = 89,573,817,566,785.77
  5. Step 5: Solve for x
    x = 89,573,817,566,785.77/10,867,471.12
  6. Step 6: Final answer
    x = 8,242,379.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.