Home / 9,691,880.80-14,537,821.20-9,505,256.80

Finding the Fourth Proportional to 9,691,880.80, 14,537,821.20 and 9,505,256.80

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Solution

The fourth proportional to 9,691,880.80, 14,537,821.20 and 9,505,256.80 is: 14,257,885.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,691,880.80 : 14,537,821.20 = 9,505,256.80 : x
  2. Step 2: Convert to fraction form
    9,691,880.80/14,537,821.20 = 9,505,256.80/x
  3. Step 3: Cross multiply
    9,691,880.80x = 14,537,821.20 × 9,505,256.80
  4. Step 4: Simplify right side
    9,691,880.80x = 138,185,723,818,484.16
  5. Step 5: Solve for x
    x = 138,185,723,818,484.16/9,691,880.80
  6. Step 6: Final answer
    x = 14,257,885.20

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Double scale
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Similar ratio
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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.