Home / 7,171,924.60-10,763,762.10-7,115,937.40

Finding the Fourth Proportional to 7,171,924.60, 10,763,762.10 and 7,115,937.40

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Solution

The fourth proportional to 7,171,924.60, 10,763,762.10 and 7,115,937.40 is: 10,679,735.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,171,924.60 : 10,763,762.10 = 7,115,937.40 : x
  2. Step 2: Convert to fraction form
    7,171,924.60/10,763,762.10 = 7,115,937.40/x
  3. Step 3: Cross multiply
    7,171,924.60x = 10,763,762.10 × 7,115,937.40
  4. Step 4: Simplify right side
    7,171,924.60x = 76,594,257,292,092.55
  5. Step 5: Solve for x
    x = 76,594,257,292,092.55/7,171,924.60
  6. Step 6: Final answer
    x = 10,679,735.44

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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.