Home / 8,612,516.03-12,918,344.54-3,220,770.06

Finding the Fourth Proportional to 8,612,516.03, 12,918,344.54 and 3,220,770.06

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Solution

The fourth proportional to 8,612,516.03, 12,918,344.54 and 3,220,770.06 is: 4,830,994.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,612,516.03 : 12,918,344.54 = 3,220,770.06 : x
  2. Step 2: Convert to fraction form
    8,612,516.03/12,918,344.54 = 3,220,770.06/x
  3. Step 3: Cross multiply
    8,612,516.03x = 12,918,344.54 × 3,220,770.06
  4. Step 4: Simplify right side
    8,612,516.03x = 41,607,017,303,092.62
  5. Step 5: Solve for x
    x = 41,607,017,303,092.62/8,612,516.03
  6. Step 6: Final answer
    x = 4,830,994.47

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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.