Home / 9,173,636.70-13,760,455.05-2,783,878.80

Finding the Fourth Proportional to 9,173,636.70, 13,760,455.05 and 2,783,878.80

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Solution

The fourth proportional to 9,173,636.70, 13,760,455.05 and 2,783,878.80 is: 4,175,818.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,173,636.70 : 13,760,455.05 = 2,783,878.80 : x
  2. Step 2: Convert to fraction form
    9,173,636.70/13,760,455.05 = 2,783,878.80/x
  3. Step 3: Cross multiply
    9,173,636.70x = 13,760,455.05 × 2,783,878.80
  4. Step 4: Simplify right side
    9,173,636.70x = 38,307,439,092,047.94
  5. Step 5: Solve for x
    x = 38,307,439,092,047.94/9,173,636.70
  6. Step 6: Final answer
    x = 4,175,818.20

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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.