Home / 26,382,133.40-39,571,887.90-13,603,929.80

Finding the Fourth Proportional to 26,382,133.40, 39,571,887.90 and 13,603,929.80

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Solution

The fourth proportional to 26,382,133.40, 39,571,887.90 and 13,603,929.80 is: 20,405,218.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,382,133.40 : 39,571,887.90 = 13,603,929.80 : x
  2. Step 2: Convert to fraction form
    26,382,133.40/39,571,887.90 = 13,603,929.80/x
  3. Step 3: Cross multiply
    26,382,133.40x = 39,571,887.90 × 13,603,929.80
  4. Step 4: Simplify right side
    26,382,133.40x = 538,333,185,045,069.44
  5. Step 5: Solve for x
    x = 538,333,185,045,069.44/26,382,133.40
  6. Step 6: Final answer
    x = 20,405,218.06

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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.