Home / 12,063,007.80-18,094,511.70-11,503,135.80

Finding the Fourth Proportional to 12,063,007.80, 18,094,511.70 and 11,503,135.80

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Solution

The fourth proportional to 12,063,007.80, 18,094,511.70 and 11,503,135.80 is: 17,254,703.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,063,007.80 : 18,094,511.70 = 11,503,135.80 : x
  2. Step 2: Convert to fraction form
    12,063,007.80/18,094,511.70 = 11,503,135.80/x
  3. Step 3: Cross multiply
    12,063,007.80x = 18,094,511.70 × 11,503,135.80
  4. Step 4: Simplify right side
    12,063,007.80x = 208,143,625,319,788.88
  5. Step 5: Solve for x
    x = 208,143,625,319,788.88/12,063,007.80
  6. Step 6: Final answer
    x = 17,254,703.70

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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.