Home / 19,089,359.44-28,638,524.16-6,309,864.64

Finding the Fourth Proportional to 19,089,359.44, 28,638,524.16 and 6,309,864.64

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Solution

The fourth proportional to 19,089,359.44, 28,638,524.16 and 6,309,864.64 is: 9,466,279.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,089,359.44 : 28,638,524.16 = 6,309,864.64 : x
  2. Step 2: Convert to fraction form
    19,089,359.44/28,638,524.16 = 6,309,864.64/x
  3. Step 3: Cross multiply
    19,089,359.44x = 28,638,524.16 × 6,309,864.64
  4. Step 4: Simplify right side
    19,089,359.44x = 180,705,210,938,969.69
  5. Step 5: Solve for x
    x = 180,705,210,938,969.69/19,089,359.44
  6. Step 6: Final answer
    x = 9,466,279.45

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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.