Home / 7,970,821.68-10,999,416.96-4,708,683.96

Finding the Fourth Proportional to 7,970,821.68, 10,999,416.96 and 4,708,683.96

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Solution

The fourth proportional to 7,970,821.68, 10,999,416.96 and 4,708,683.96 is: 6,497,796.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,970,821.68 : 10,999,416.96 = 4,708,683.96 : x
  2. Step 2: Convert to fraction form
    7,970,821.68/10,999,416.96 = 4,708,683.96/x
  3. Step 3: Cross multiply
    7,970,821.68x = 10,999,416.96 × 4,708,683.96
  4. Step 4: Simplify right side
    7,970,821.68x = 51,792,778,208,903.97
  5. Step 5: Solve for x
    x = 51,792,778,208,903.97/7,970,821.68
  6. Step 6: Final answer
    x = 6,497,796.62

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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.