Home / 26,415,979.20-39,623,968.80-11,299,435.20

Finding the Fourth Proportional to 26,415,979.20, 39,623,968.80 and 11,299,435.20

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Solution

The fourth proportional to 26,415,979.20, 39,623,968.80 and 11,299,435.20 is: 16,949,152.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,415,979.20 : 39,623,968.80 = 11,299,435.20 : x
  2. Step 2: Convert to fraction form
    26,415,979.20/39,623,968.80 = 11,299,435.20/x
  3. Step 3: Cross multiply
    26,415,979.20x = 39,623,968.80 × 11,299,435.20
  4. Step 4: Simplify right side
    26,415,979.20x = 447,728,467,822,421.69
  5. Step 5: Solve for x
    x = 447,728,467,822,421.69/26,415,979.20
  6. Step 6: Final answer
    x = 16,949,152.80

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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.