Home / 18,726,023.40-28,089,035.10-14,946,887.40

Finding the Fourth Proportional to 18,726,023.40, 28,089,035.10 and 14,946,887.40

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Solution

The fourth proportional to 18,726,023.40, 28,089,035.10 and 14,946,887.40 is: 22,420,331.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,726,023.40 : 28,089,035.10 = 14,946,887.40 : x
  2. Step 2: Convert to fraction form
    18,726,023.40/28,089,035.10 = 14,946,887.40/x
  3. Step 3: Cross multiply
    18,726,023.40x = 28,089,035.10 × 14,946,887.40
  4. Step 4: Simplify right side
    18,726,023.40x = 419,843,644,814,347.75
  5. Step 5: Solve for x
    x = 419,843,644,814,347.75/18,726,023.40
  6. Step 6: Final answer
    x = 22,420,331.10

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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.