Home / 11,321,970.40-16,983,992.40-4,588,991.20

Finding the Fourth Proportional to 11,321,970.40, 16,983,992.40 and 4,588,991.20

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Solution

The fourth proportional to 11,321,970.40, 16,983,992.40 and 4,588,991.20 is: 6,883,907.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,321,970.40 : 16,983,992.40 = 4,588,991.20 : x
  2. Step 2: Convert to fraction form
    11,321,970.40/16,983,992.40 = 4,588,991.20/x
  3. Step 3: Cross multiply
    11,321,970.40x = 16,983,992.40 × 4,588,991.20
  4. Step 4: Simplify right side
    11,321,970.40x = 77,939,391,664,466.88
  5. Step 5: Solve for x
    x = 77,939,391,664,466.88/11,321,970.40
  6. Step 6: Final answer
    x = 6,883,907.03

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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.