Home / 15,551,999.85-23,327,999.78-11,272,089.45

Finding the Fourth Proportional to 15,551,999.85, 23,327,999.78 and 11,272,089.45

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Solution

The fourth proportional to 15,551,999.85, 23,327,999.78 and 11,272,089.45 is: 16,908,134.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,551,999.85 : 23,327,999.78 = 11,272,089.45 : x
  2. Step 2: Convert to fraction form
    15,551,999.85/23,327,999.78 = 11,272,089.45/x
  3. Step 3: Cross multiply
    15,551,999.85x = 23,327,999.78 × 11,272,089.45
  4. Step 4: Simplify right side
    15,551,999.85x = 262,955,300,153,379.84
  5. Step 5: Solve for x
    x = 262,955,300,153,379.84/15,551,999.85
  6. Step 6: Final answer
    x = 16,908,134.18

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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.