Home / 7,679,615.78-10,597,905.90-4,195,002.89

Finding the Fourth Proportional to 7,679,615.78, 10,597,905.90 and 4,195,002.89

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Solution

The fourth proportional to 7,679,615.78, 10,597,905.90 and 4,195,002.89 is: 5,789,123.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,679,615.78 : 10,597,905.90 = 4,195,002.89 : x
  2. Step 2: Convert to fraction form
    7,679,615.78/10,597,905.90 = 4,195,002.89/x
  3. Step 3: Cross multiply
    7,679,615.78x = 10,597,905.90 × 4,195,002.89
  4. Step 4: Simplify right side
    7,679,615.78x = 44,458,245,878,448.05
  5. Step 5: Solve for x
    x = 44,458,245,878,448.05/7,679,615.78
  6. Step 6: Final answer
    x = 5,789,123.72

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1.5x scale

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.