Home / 5,776,731.81-7,972,014.20-3,163,346.19

Finding the Fourth Proportional to 5,776,731.81, 7,972,014.20 and 3,163,346.19

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Solution

The fourth proportional to 5,776,731.81, 7,972,014.20 and 3,163,346.19 is: 4,365,485.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,776,731.81 : 7,972,014.20 = 3,163,346.19 : x
  2. Step 2: Convert to fraction form
    5,776,731.81/7,972,014.20 = 3,163,346.19/x
  3. Step 3: Cross multiply
    5,776,731.81x = 7,972,014.20 × 3,163,346.19
  4. Step 4: Simplify right side
    5,776,731.81x = 25,218,240,730,379.17
  5. Step 5: Solve for x
    x = 25,218,240,730,379.17/5,776,731.81
  6. Step 6: Final answer
    x = 4,365,485.81

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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.