Home / 14,490,001.60-21,748,999.20-8,821,297.60

Finding the Fourth Proportional to 14,490,001.60, 21,748,999.20 and 8,821,297.60

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Solution

The fourth proportional to 14,490,001.60, 21,748,999.20 and 8,821,297.60 is: 13,240,467.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,490,001.60 : 21,748,999.20 = 8,821,297.60 : x
  2. Step 2: Convert to fraction form
    14,490,001.60/21,748,999.20 = 8,821,297.60/x
  3. Step 3: Cross multiply
    14,490,001.60x = 21,748,999.20 × 8,821,297.60
  4. Step 4: Simplify right side
    14,490,001.60x = 191,854,394,445,361.91
  5. Step 5: Solve for x
    x = 191,854,394,445,361.91/14,490,001.60
  6. Step 6: Final answer
    x = 13,240,467.44

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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.