Home / 7,327,976.13-10,113,817.55-4,065,840.45

Finding the Fourth Proportional to 7,327,976.13, 10,113,817.55 and 4,065,840.45

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Solution

The fourth proportional to 7,327,976.13, 10,113,817.55 and 4,065,840.45 is: 5,611,531.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,327,976.13 : 10,113,817.55 = 4,065,840.45 : x
  2. Step 2: Convert to fraction form
    7,327,976.13/10,113,817.55 = 4,065,840.45/x
  3. Step 3: Cross multiply
    7,327,976.13x = 10,113,817.55 × 4,065,840.45
  4. Step 4: Simplify right side
    7,327,976.13x = 41,121,168,478,380.70
  5. Step 5: Solve for x
    x = 41,121,168,478,380.70/7,327,976.13
  6. Step 6: Final answer
    x = 5,611,531.44

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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.