Home / 12,135,024.80-18,178,917.60-6,734,009.60

Finding the Fourth Proportional to 12,135,024.80, 18,178,917.60 and 6,734,009.60

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Solution

The fourth proportional to 12,135,024.80, 18,178,917.60 and 6,734,009.60 is: 10,087,907.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,135,024.80 : 18,178,917.60 = 6,734,009.60 : x
  2. Step 2: Convert to fraction form
    12,135,024.80/18,178,917.60 = 6,734,009.60/x
  3. Step 3: Cross multiply
    12,135,024.80x = 18,178,917.60 × 6,734,009.60
  4. Step 4: Simplify right side
    12,135,024.80x = 122,417,005,636,008.97
  5. Step 5: Solve for x
    x = 122,417,005,636,008.97/12,135,024.80
  6. Step 6: Final answer
    x = 10,087,907.33

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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.