Home / 5,638,396.81-7,781,045.75-3,060,099.85

Finding the Fourth Proportional to 5,638,396.81, 7,781,045.75 and 3,060,099.85

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Solution

The fourth proportional to 5,638,396.81, 7,781,045.75 and 3,060,099.85 is: 4,222,969.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,638,396.81 : 7,781,045.75 = 3,060,099.85 : x
  2. Step 2: Convert to fraction form
    5,638,396.81/7,781,045.75 = 3,060,099.85/x
  3. Step 3: Cross multiply
    5,638,396.81x = 7,781,045.75 × 3,060,099.85
  4. Step 4: Simplify right side
    5,638,396.81x = 23,810,776,917,117.64
  5. Step 5: Solve for x
    x = 23,810,776,917,117.64/5,638,396.81
  6. Step 6: Final answer
    x = 4,222,969.35

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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.