Home / 11,323,390.80-16,985,086.20-9,083,902.80

Finding the Fourth Proportional to 11,323,390.80, 16,985,086.20 and 9,083,902.80

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Solution

The fourth proportional to 11,323,390.80, 16,985,086.20 and 9,083,902.80 is: 13,625,854.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,323,390.80 : 16,985,086.20 = 9,083,902.80 : x
  2. Step 2: Convert to fraction form
    11,323,390.80/16,985,086.20 = 9,083,902.80/x
  3. Step 3: Cross multiply
    11,323,390.80x = 16,985,086.20 × 9,083,902.80
  4. Step 4: Simplify right side
    11,323,390.80x = 154,290,872,090,421.38
  5. Step 5: Solve for x
    x = 154,290,872,090,421.38/11,323,390.80
  6. Step 6: Final answer
    x = 13,625,854.20

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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.