Home / 19,089,278.06-28,638,401.37-6,309,783.02

Finding the Fourth Proportional to 19,089,278.06, 28,638,401.37 and 6,309,783.02

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Solution

The fourth proportional to 19,089,278.06, 28,638,401.37 and 6,309,783.02 is: 9,466,156.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,089,278.06 : 28,638,401.37 = 6,309,783.02 : x
  2. Step 2: Convert to fraction form
    19,089,278.06/28,638,401.37 = 6,309,783.02/x
  3. Step 3: Cross multiply
    19,089,278.06x = 28,638,401.37 × 6,309,783.02
  4. Step 4: Simplify right side
    19,089,278.06x = 180,702,098,684,370.72
  5. Step 5: Solve for x
    x = 180,702,098,684,370.72/19,089,278.06
  6. Step 6: Final answer
    x = 9,466,156.77

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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.