Home / 9,178,207.80-13,768,880.17-3,783,909.43

Finding the Fourth Proportional to 9,178,207.80, 13,768,880.17 and 3,783,909.43

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Solution

The fourth proportional to 9,178,207.80, 13,768,880.17 and 3,783,909.43 is: 5,676,510.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,178,207.80 : 13,768,880.17 = 3,783,909.43 : x
  2. Step 2: Convert to fraction form
    9,178,207.80/13,768,880.17 = 3,783,909.43/x
  3. Step 3: Cross multiply
    9,178,207.80x = 13,768,880.17 × 3,783,909.43
  4. Step 4: Simplify right side
    9,178,207.80x = 52,100,195,461,918.25
  5. Step 5: Solve for x
    x = 52,100,195,461,918.25/9,178,207.80
  6. Step 6: Final answer
    x = 5,676,510.77

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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.