Home / 14,489,805.60-21,748,705.20-8,821,101.60

Finding the Fourth Proportional to 14,489,805.60, 21,748,705.20 and 8,821,101.60

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Solution

The fourth proportional to 14,489,805.60, 21,748,705.20 and 8,821,101.60 is: 13,240,173.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,489,805.60 : 21,748,705.20 = 8,821,101.60 : x
  2. Step 2: Convert to fraction form
    14,489,805.60/21,748,705.20 = 8,821,101.60/x
  3. Step 3: Cross multiply
    14,489,805.60x = 21,748,705.20 × 8,821,101.60
  4. Step 4: Simplify right side
    14,489,805.60x = 191,847,538,237,648.31
  5. Step 5: Solve for x
    x = 191,847,538,237,648.31/14,489,805.60
  6. Step 6: Final answer
    x = 13,240,173.37

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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.