Home / 13,114,243.23-18,102,640.77-9,860,506.44

Finding the Fourth Proportional to 13,114,243.23, 18,102,640.77 and 9,860,506.44

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Solution

The fourth proportional to 13,114,243.23, 18,102,640.77 and 9,860,506.44 is: 13,611,247.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,114,243.23 : 18,102,640.77 = 9,860,506.44 : x
  2. Step 2: Convert to fraction form
    13,114,243.23/18,102,640.77 = 9,860,506.44/x
  3. Step 3: Cross multiply
    13,114,243.23x = 18,102,640.77 × 9,860,506.44
  4. Step 4: Simplify right side
    13,114,243.23x = 178,501,205,893,591.53
  5. Step 5: Solve for x
    x = 178,501,205,893,591.53/13,114,243.23
  6. Step 6: Final answer
    x = 13,611,247.16

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.