Home / 6,784,751.16-10,175,549.67-1,991,153.34

Finding the Fourth Proportional to 6,784,751.16, 10,175,549.67 and 1,991,153.34

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Solution

The fourth proportional to 6,784,751.16, 10,175,549.67 and 1,991,153.34 is: 2,986,267.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,784,751.16 : 10,175,549.67 = 1,991,153.34 : x
  2. Step 2: Convert to fraction form
    6,784,751.16/10,175,549.67 = 1,991,153.34/x
  3. Step 3: Cross multiply
    6,784,751.16x = 10,175,549.67 × 1,991,153.34
  4. Step 4: Simplify right side
    6,784,751.16x = 20,261,079,711,756.40
  5. Step 5: Solve for x
    x = 20,261,079,711,756.40/6,784,751.16
  6. Step 6: Final answer
    x = 2,986,267.18

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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.