Home / 12,039,983.60-18,089,466.60-9,053,999.60

Finding the Fourth Proportional to 12,039,983.60, 18,089,466.60 and 9,053,999.60

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Solution

The fourth proportional to 12,039,983.60, 18,089,466.60 and 9,053,999.60 is: 13,603,176.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,039,983.60 : 18,089,466.60 = 9,053,999.60 : x
  2. Step 2: Convert to fraction form
    12,039,983.60/18,089,466.60 = 9,053,999.60/x
  3. Step 3: Cross multiply
    12,039,983.60x = 18,089,466.60 × 9,053,999.60
  4. Step 4: Simplify right side
    12,039,983.60x = 163,782,023,360,613.38
  5. Step 5: Solve for x
    x = 163,782,023,360,613.38/12,039,983.60
  6. Step 6: Final answer
    x = 13,603,176.62

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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.