Home / 7,078,656.61-10,611,257.46-4,512,670.17

Finding the Fourth Proportional to 7,078,656.61, 10,611,257.46 and 4,512,670.17

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Solution

The fourth proportional to 7,078,656.61, 10,611,257.46 and 4,512,670.17 is: 6,764,716.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,078,656.61 : 10,611,257.46 = 4,512,670.17 : x
  2. Step 2: Convert to fraction form
    7,078,656.61/10,611,257.46 = 4,512,670.17/x
  3. Step 3: Cross multiply
    7,078,656.61x = 10,611,257.46 × 4,512,670.17
  4. Step 4: Simplify right side
    7,078,656.61x = 47,885,105,005,931.97
  5. Step 5: Solve for x
    x = 47,885,105,005,931.97/7,078,656.61
  6. Step 6: Final answer
    x = 6,764,716.48

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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.