Home / 19,008,024.20-28,512,036.30-18,630,110.60

Finding the Fourth Proportional to 19,008,024.20, 28,512,036.30 and 18,630,110.60

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Solution

The fourth proportional to 19,008,024.20, 28,512,036.30 and 18,630,110.60 is: 27,945,165.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,008,024.20 : 28,512,036.30 = 18,630,110.60 : x
  2. Step 2: Convert to fraction form
    19,008,024.20/28,512,036.30 = 18,630,110.60/x
  3. Step 3: Cross multiply
    19,008,024.20x = 28,512,036.30 × 18,630,110.60
  4. Step 4: Simplify right side
    19,008,024.20x = 531,182,389,700,214.81
  5. Step 5: Solve for x
    x = 531,182,389,700,214.81/19,008,024.20
  6. Step 6: Final answer
    x = 27,945,165.90

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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.