Home / 5,820,458.36-8,685,166.94-5,215,254.44

Finding the Fourth Proportional to 5,820,458.36, 8,685,166.94 and 5,215,254.44

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Solution

The fourth proportional to 5,820,458.36, 8,685,166.94 and 5,215,254.44 is: 7,782,094.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,820,458.36 : 8,685,166.94 = 5,215,254.44 : x
  2. Step 2: Convert to fraction form
    5,820,458.36/8,685,166.94 = 5,215,254.44/x
  3. Step 3: Cross multiply
    5,820,458.36x = 8,685,166.94 × 5,215,254.44
  4. Step 4: Simplify right side
    5,820,458.36x = 45,295,355,445,976.21
  5. Step 5: Solve for x
    x = 45,295,355,445,976.21/5,820,458.36
  6. Step 6: Final answer
    x = 7,782,094.23

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.