Home / 7,328,537.40-10,992,806.10-3,280,728.45

Finding the Fourth Proportional to 7,328,537.40, 10,992,806.10 and 3,280,728.45

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Solution

The fourth proportional to 7,328,537.40, 10,992,806.10 and 3,280,728.45 is: 4,921,092.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,328,537.40 : 10,992,806.10 = 3,280,728.45 : x
  2. Step 2: Convert to fraction form
    7,328,537.40/10,992,806.10 = 3,280,728.45/x
  3. Step 3: Cross multiply
    7,328,537.40x = 10,992,806.10 × 3,280,728.45
  4. Step 4: Simplify right side
    7,328,537.40x = 36,064,411,717,603.55
  5. Step 5: Solve for x
    x = 36,064,411,717,603.55/7,328,537.40
  6. Step 6: Final answer
    x = 4,921,092.68

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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.