Home / 11,872,393.40-17,808,590.10-11,211,044.60

Finding the Fourth Proportional to 11,872,393.40, 17,808,590.10 and 11,211,044.60

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Solution

The fourth proportional to 11,872,393.40, 17,808,590.10 and 11,211,044.60 is: 16,816,566.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,872,393.40 : 17,808,590.10 = 11,211,044.60 : x
  2. Step 2: Convert to fraction form
    11,872,393.40/17,808,590.10 = 11,211,044.60/x
  3. Step 3: Cross multiply
    11,872,393.40x = 17,808,590.10 × 11,211,044.60
  4. Step 4: Simplify right side
    11,872,393.40x = 199,652,897,874,218.47
  5. Step 5: Solve for x
    x = 199,652,897,874,218.47/11,872,393.40
  6. Step 6: Final answer
    x = 16,816,566.90

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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.