Home / 5,716,915.69-8,573,566.83-1,878,107.80

Finding the Fourth Proportional to 5,716,915.69, 8,573,566.83 and 1,878,107.80

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Solution

The fourth proportional to 5,716,915.69, 8,573,566.83 and 1,878,107.80 is: 2,816,568.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,716,915.69 : 8,573,566.83 = 1,878,107.80 : x
  2. Step 2: Convert to fraction form
    5,716,915.69/8,573,566.83 = 1,878,107.80/x
  3. Step 3: Cross multiply
    5,716,915.69x = 8,573,566.83 × 1,878,107.80
  4. Step 4: Simplify right side
    5,716,915.69x = 16,102,082,737,244.28
  5. Step 5: Solve for x
    x = 16,102,082,737,244.28/5,716,915.69
  6. Step 6: Final answer
    x = 2,816,568.17

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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.