Home / 5,557,972.80-8,336,181.60-1,771,838.40

Finding the Fourth Proportional to 5,557,972.80, 8,336,181.60 and 1,771,838.40

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Solution

The fourth proportional to 5,557,972.80, 8,336,181.60 and 1,771,838.40 is: 2,657,509.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,557,972.80 : 8,336,181.60 = 1,771,838.40 : x
  2. Step 2: Convert to fraction form
    5,557,972.80/8,336,181.60 = 1,771,838.40/x
  3. Step 3: Cross multiply
    5,557,972.80x = 8,336,181.60 × 1,771,838.40
  4. Step 4: Simplify right side
    5,557,972.80x = 14,770,366,668,253.44
  5. Step 5: Solve for x
    x = 14,770,366,668,253.44/5,557,972.80
  6. Step 6: Final answer
    x = 2,657,509.71

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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.