Home / 6,146,826.90-9,199,245.15-5,390,999.70

Finding the Fourth Proportional to 6,146,826.90, 9,199,245.15 and 5,390,999.70

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Solution

The fourth proportional to 6,146,826.90, 9,199,245.15 and 5,390,999.70 is: 8,068,085.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,146,826.90 : 9,199,245.15 = 5,390,999.70 : x
  2. Step 2: Convert to fraction form
    6,146,826.90/9,199,245.15 = 5,390,999.70/x
  3. Step 3: Cross multiply
    6,146,826.90x = 9,199,245.15 × 5,390,999.70
  4. Step 4: Simplify right side
    6,146,826.90x = 49,593,127,843,876.46
  5. Step 5: Solve for x
    x = 49,593,127,843,876.46/6,146,826.90
  6. Step 6: Final answer
    x = 8,068,085.97

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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.