Home / 21,374,449.40-32,081,718.90-11,284,311.80

Finding the Fourth Proportional to 21,374,449.40, 32,081,718.90 and 11,284,311.80

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Solution

The fourth proportional to 21,374,449.40, 32,081,718.90 and 11,284,311.80 is: 16,937,050.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,374,449.40 : 32,081,718.90 = 11,284,311.80 : x
  2. Step 2: Convert to fraction form
    21,374,449.40/32,081,718.90 = 11,284,311.80/x
  3. Step 3: Cross multiply
    21,374,449.40x = 32,081,718.90 × 11,284,311.80
  4. Step 4: Simplify right side
    21,374,449.40x = 362,020,119,147,553
  5. Step 5: Solve for x
    x = 362,020,119,147,553/21,374,449.40
  6. Step 6: Final answer
    x = 16,937,050.04

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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.