Home / 5,398,029.70-7,449,280.40-2,950,650.49

Finding the Fourth Proportional to 5,398,029.70, 7,449,280.40 and 2,950,650.49

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Solution

The fourth proportional to 5,398,029.70, 7,449,280.40 and 2,950,650.49 is: 4,071,897.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,398,029.70 : 7,449,280.40 = 2,950,650.49 : x
  2. Step 2: Convert to fraction form
    5,398,029.70/7,449,280.40 = 2,950,650.49/x
  3. Step 3: Cross multiply
    5,398,029.70x = 7,449,280.40 × 2,950,650.49
  4. Step 4: Simplify right side
    5,398,029.70x = 21,980,222,862,407.40
  5. Step 5: Solve for x
    x = 21,980,222,862,407.40/5,398,029.70
  6. Step 6: Final answer
    x = 4,071,897.36

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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.