Home / 10,554,003.60-15,831,005.40-9,924,147.60

Finding the Fourth Proportional to 10,554,003.60, 15,831,005.40 and 9,924,147.60

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Solution

The fourth proportional to 10,554,003.60, 15,831,005.40 and 9,924,147.60 is: 14,886,221.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,554,003.60 : 15,831,005.40 = 9,924,147.60 : x
  2. Step 2: Convert to fraction form
    10,554,003.60/15,831,005.40 = 9,924,147.60/x
  3. Step 3: Cross multiply
    10,554,003.60x = 15,831,005.40 × 9,924,147.60
  4. Step 4: Simplify right side
    10,554,003.60x = 157,109,234,245,997.03
  5. Step 5: Solve for x
    x = 157,109,234,245,997.03/10,554,003.60
  6. Step 6: Final answer
    x = 14,886,221.40

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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.