Home / 5,785,369.36-8,679,678.90-2,142,044.44

Finding the Fourth Proportional to 5,785,369.36, 8,679,678.90 and 2,142,044.44

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Solution

The fourth proportional to 5,785,369.36, 8,679,678.90 and 2,142,044.44 is: 3,213,668.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,785,369.36 : 8,679,678.90 = 2,142,044.44 : x
  2. Step 2: Convert to fraction form
    5,785,369.36/8,679,678.90 = 2,142,044.44/x
  3. Step 3: Cross multiply
    5,785,369.36x = 8,679,678.90 × 2,142,044.44
  4. Step 4: Simplify right side
    5,785,369.36x = 18,592,257,928,730.32
  5. Step 5: Solve for x
    x = 18,592,257,928,730.32/5,785,369.36
  6. Step 6: Final answer
    x = 3,213,668.27

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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.