Home / 7,946,756.25-11,921,911.32-2,898,066.75

Finding the Fourth Proportional to 7,946,756.25, 11,921,911.32 and 2,898,066.75

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Solution

The fourth proportional to 7,946,756.25, 11,921,911.32 and 2,898,066.75 is: 4,347,748.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,946,756.25 : 11,921,911.32 = 2,898,066.75 : x
  2. Step 2: Convert to fraction form
    7,946,756.25/11,921,911.32 = 2,898,066.75/x
  3. Step 3: Cross multiply
    7,946,756.25x = 11,921,911.32 × 2,898,066.75
  4. Step 4: Simplify right side
    7,946,756.25x = 34,550,494,792,940.61
  5. Step 5: Solve for x
    x = 34,550,494,792,940.61/7,946,756.25
  6. Step 6: Final answer
    x = 4,347,748.15

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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.