Home / 10,638,942.30-15,948,045.45-6,085,316.70

Finding the Fourth Proportional to 10,638,942.30, 15,948,045.45 and 6,085,316.70

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Solution

The fourth proportional to 10,638,942.30, 15,948,045.45 and 6,085,316.70 is: 9,122,044.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,638,942.30 : 15,948,045.45 = 6,085,316.70 : x
  2. Step 2: Convert to fraction form
    10,638,942.30/15,948,045.45 = 6,085,316.70/x
  3. Step 3: Cross multiply
    10,638,942.30x = 15,948,045.45 × 6,085,316.70
  4. Step 4: Simplify right side
    10,638,942.30x = 97,048,907,309,244.02
  5. Step 5: Solve for x
    x = 97,048,907,309,244.02/10,638,942.30
  6. Step 6: Final answer
    x = 9,122,044.71

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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.