Home / 5,173,205.31-7,139,025.27-2,999,008.85

Finding the Fourth Proportional to 5,173,205.31, 7,139,025.27 and 2,999,008.85

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Solution

The fourth proportional to 5,173,205.31, 7,139,025.27 and 2,999,008.85 is: 4,138,633.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,173,205.31 : 7,139,025.27 = 2,999,008.85 : x
  2. Step 2: Convert to fraction form
    5,173,205.31/7,139,025.27 = 2,999,008.85/x
  3. Step 3: Cross multiply
    5,173,205.31x = 7,139,025.27 × 2,999,008.85
  4. Step 4: Simplify right side
    5,173,205.31x = 21,409,999,929,408.51
  5. Step 5: Solve for x
    x = 21,409,999,929,408.51/5,173,205.31
  6. Step 6: Final answer
    x = 4,138,633.33

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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.