Home / 19,920,098.22-27,489,792.48-11,549,094.80

Finding the Fourth Proportional to 19,920,098.22, 27,489,792.48 and 11,549,094.80

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Solution

The fourth proportional to 19,920,098.22, 27,489,792.48 and 11,549,094.80 is: 15,937,783.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,920,098.22 : 27,489,792.48 = 11,549,094.80 : x
  2. Step 2: Convert to fraction form
    19,920,098.22/27,489,792.48 = 11,549,094.80/x
  3. Step 3: Cross multiply
    19,920,098.22x = 27,489,792.48 × 11,549,094.80
  4. Step 4: Simplify right side
    19,920,098.22x = 317,482,219,383,847.12
  5. Step 5: Solve for x
    x = 317,482,219,383,847.12/19,920,098.22
  6. Step 6: Final answer
    x = 15,937,783.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.