Home / 10,528,333.54-15,792,498.15-5,740,049.86

Finding the Fourth Proportional to 10,528,333.54, 15,792,498.15 and 5,740,049.86

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Solution

The fourth proportional to 10,528,333.54, 15,792,498.15 and 5,740,049.86 is: 8,610,073.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,528,333.54 : 15,792,498.15 = 5,740,049.86 : x
  2. Step 2: Convert to fraction form
    10,528,333.54/15,792,498.15 = 5,740,049.86/x
  3. Step 3: Cross multiply
    10,528,333.54x = 15,792,498.15 × 5,740,049.86
  4. Step 4: Simplify right side
    10,528,333.54x = 90,649,726,794,957.77
  5. Step 5: Solve for x
    x = 90,649,726,794,957.77/10,528,333.54
  6. Step 6: Final answer
    x = 8,610,073.61

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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.