Home / 5,539,826.72-8,312,665.80-3,930,991.46

Finding the Fourth Proportional to 5,539,826.72, 8,312,665.80 and 3,930,991.46

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Solution

The fourth proportional to 5,539,826.72, 8,312,665.80 and 3,930,991.46 is: 5,898,563.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,539,826.72 : 8,312,665.80 = 3,930,991.46 : x
  2. Step 2: Convert to fraction form
    5,539,826.72/8,312,665.80 = 3,930,991.46/x
  3. Step 3: Cross multiply
    5,539,826.72x = 8,312,665.80 × 3,930,991.46
  4. Step 4: Simplify right side
    5,539,826.72x = 32,677,018,228,070.74
  5. Step 5: Solve for x
    x = 32,677,018,228,070.74/5,539,826.72
  6. Step 6: Final answer
    x = 5,898,563.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.