Home / 6,500,085.28-8,970,006.36-3,599,413.72

Finding the Fourth Proportional to 6,500,085.28, 8,970,006.36 and 3,599,413.72

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Solution

The fourth proportional to 6,500,085.28, 8,970,006.36 and 3,599,413.72 is: 4,967,129.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,500,085.28 : 8,970,006.36 = 3,599,413.72 : x
  2. Step 2: Convert to fraction form
    6,500,085.28/8,970,006.36 = 3,599,413.72/x
  3. Step 3: Cross multiply
    6,500,085.28x = 8,970,006.36 × 3,599,413.72
  4. Step 4: Simplify right side
    6,500,085.28x = 32,286,763,960,671.26
  5. Step 5: Solve for x
    x = 32,286,763,960,671.26/6,500,085.28
  6. Step 6: Final answer
    x = 4,967,129.29

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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.