Home / 11,109,047.40-16,638,687.90-10,860,215.40

Finding the Fourth Proportional to 11,109,047.40, 16,638,687.90 and 10,860,215.40

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Solution

The fourth proportional to 11,109,047.40, 16,638,687.90 and 10,860,215.40 is: 16,265,997.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,109,047.40 : 16,638,687.90 = 10,860,215.40 : x
  2. Step 2: Convert to fraction form
    11,109,047.40/16,638,687.90 = 10,860,215.40/x
  3. Step 3: Cross multiply
    11,109,047.40x = 16,638,687.90 × 10,860,215.40
  4. Step 4: Simplify right side
    11,109,047.40x = 180,699,734,567,373.66
  5. Step 5: Solve for x
    x = 180,699,734,567,373.66/11,109,047.40
  6. Step 6: Final answer
    x = 16,265,997.26

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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.