Home / 8,609,405.18-11,881,204.25-4,689,309.96

Finding the Fourth Proportional to 8,609,405.18, 11,881,204.25 and 4,689,309.96

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Solution

The fourth proportional to 8,609,405.18, 11,881,204.25 and 4,689,309.96 is: 6,471,370.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,609,405.18 : 11,881,204.25 = 4,689,309.96 : x
  2. Step 2: Convert to fraction form
    8,609,405.18/11,881,204.25 = 4,689,309.96/x
  3. Step 3: Cross multiply
    8,609,405.18x = 11,881,204.25 × 4,689,309.96
  4. Step 4: Simplify right side
    8,609,405.18x = 55,714,649,402,872.77
  5. Step 5: Solve for x
    x = 55,714,649,402,872.77/8,609,405.18
  6. Step 6: Final answer
    x = 6,471,370.35

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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.