Home / 5,638,846.98-7,781,400.64-3,060,472.40

Finding the Fourth Proportional to 5,638,846.98, 7,781,400.64 and 3,060,472.40

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Solution

The fourth proportional to 5,638,846.98, 7,781,400.64 and 3,060,472.40 is: 4,223,338.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,638,846.98 : 7,781,400.64 = 3,060,472.40 : x
  2. Step 2: Convert to fraction form
    5,638,846.98/7,781,400.64 = 3,060,472.40/x
  3. Step 3: Cross multiply
    5,638,846.98x = 7,781,400.64 × 3,060,472.40
  4. Step 4: Simplify right side
    5,638,846.98x = 23,814,761,892,062.34
  5. Step 5: Solve for x
    x = 23,814,761,892,062.34/5,638,846.98
  6. Step 6: Final answer
    x = 4,223,338.92

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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.