Home / 12,089,064.40-18,117,850.20-4,894,709.20

Finding the Fourth Proportional to 12,089,064.40, 18,117,850.20 and 4,894,709.20

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Solution

The fourth proportional to 12,089,064.40, 18,117,850.20 and 4,894,709.20 is: 7,335,688.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,089,064.40 : 18,117,850.20 = 4,894,709.20 : x
  2. Step 2: Convert to fraction form
    12,089,064.40/18,117,850.20 = 4,894,709.20/x
  3. Step 3: Cross multiply
    12,089,064.40x = 18,117,850.20 × 4,894,709.20
  4. Step 4: Simplify right side
    12,089,064.40x = 88,681,608,058,161.84
  5. Step 5: Solve for x
    x = 88,681,608,058,161.84/12,089,064.40
  6. Step 6: Final answer
    x = 7,335,688.28

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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.