Home / 7,617,274.44-10,514,764.35-5,170,978.86

Finding the Fourth Proportional to 7,617,274.44, 10,514,764.35 and 5,170,978.86

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Solution

The fourth proportional to 7,617,274.44, 10,514,764.35 and 5,170,978.86 is: 7,137,936.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,617,274.44 : 10,514,764.35 = 5,170,978.86 : x
  2. Step 2: Convert to fraction form
    7,617,274.44/10,514,764.35 = 5,170,978.86/x
  3. Step 3: Cross multiply
    7,617,274.44x = 10,514,764.35 × 5,170,978.86
  4. Step 4: Simplify right side
    7,617,274.44x = 54,371,624,171,731.64
  5. Step 5: Solve for x
    x = 54,371,624,171,731.64/7,617,274.44
  6. Step 6: Final answer
    x = 7,137,936.88

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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.