Home / 21,374,419.60-32,061,629.40-6,228,845.20

Finding the Fourth Proportional to 21,374,419.60, 32,061,629.40 and 6,228,845.20

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Solution

The fourth proportional to 21,374,419.60, 32,061,629.40 and 6,228,845.20 is: 9,343,267.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,374,419.60 : 32,061,629.40 = 6,228,845.20 : x
  2. Step 2: Convert to fraction form
    21,374,419.60/32,061,629.40 = 6,228,845.20/x
  3. Step 3: Cross multiply
    21,374,419.60x = 32,061,629.40 × 6,228,845.20
  4. Step 4: Simplify right side
    21,374,419.60x = 199,706,926,392,368.88
  5. Step 5: Solve for x
    x = 199,706,926,392,368.88/21,374,419.60
  6. Step 6: Final answer
    x = 9,343,267.80

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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.