Home / 8,309,053.05-11,468,406.40-4,872,401.25

Finding the Fourth Proportional to 8,309,053.05, 11,468,406.40 and 4,872,401.25

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Solution

The fourth proportional to 8,309,053.05, 11,468,406.40 and 4,872,401.25 is: 6,725,035.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,309,053.05 : 11,468,406.40 = 4,872,401.25 : x
  2. Step 2: Convert to fraction form
    8,309,053.05/11,468,406.40 = 4,872,401.25/x
  3. Step 3: Cross multiply
    8,309,053.05x = 11,468,406.40 × 4,872,401.25
  4. Step 4: Simplify right side
    8,309,053.05x = 55,878,677,737,100.77
  5. Step 5: Solve for x
    x = 55,878,677,737,100.77/8,309,053.05
  6. Step 6: Final answer
    x = 6,725,035.62

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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.