Home / 7,716,819.84-11,577,638.88-4,646,176.64

Finding the Fourth Proportional to 7,716,819.84, 11,577,638.88 and 4,646,176.64

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Solution

The fourth proportional to 7,716,819.84, 11,577,638.88 and 4,646,176.64 is: 6,970,715.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,716,819.84 : 11,577,638.88 = 4,646,176.64 : x
  2. Step 2: Convert to fraction form
    7,716,819.84/11,577,638.88 = 4,646,176.64/x
  3. Step 3: Cross multiply
    7,716,819.84x = 11,577,638.88 × 4,646,176.64
  4. Step 4: Simplify right side
    7,716,819.84x = 53,791,755,310,611.77
  5. Step 5: Solve for x
    x = 53,791,755,310,611.77/7,716,819.84
  6. Step 6: Final answer
    x = 6,970,715.45

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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.