Home / 9,661,706.40-14,492,559.60-2,930,455.20

Finding the Fourth Proportional to 9,661,706.40, 14,492,559.60 and 2,930,455.20

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Solution

The fourth proportional to 9,661,706.40, 14,492,559.60 and 2,930,455.20 is: 4,395,682.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,661,706.40 : 14,492,559.60 = 2,930,455.20 : x
  2. Step 2: Convert to fraction form
    9,661,706.40/14,492,559.60 = 2,930,455.20/x
  3. Step 3: Cross multiply
    9,661,706.40x = 14,492,559.60 × 2,930,455.20
  4. Step 4: Simplify right side
    9,661,706.40x = 42,469,796,641,129.92
  5. Step 5: Solve for x
    x = 42,469,796,641,129.92/9,661,706.40
  6. Step 6: Final answer
    x = 4,395,682.80

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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.