Home / 12,010,837.20-16,574,971.32-6,504,221.56

Finding the Fourth Proportional to 12,010,837.20, 16,574,971.32 and 6,504,221.56

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Solution

The fourth proportional to 12,010,837.20, 16,574,971.32 and 6,504,221.56 is: 8,975,834.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,010,837.20 : 16,574,971.32 = 6,504,221.56 : x
  2. Step 2: Convert to fraction form
    12,010,837.20/16,574,971.32 = 6,504,221.56/x
  3. Step 3: Cross multiply
    12,010,837.20x = 16,574,971.32 × 6,504,221.56
  4. Step 4: Simplify right side
    12,010,837.20x = 107,807,285,815,925.66
  5. Step 5: Solve for x
    x = 107,807,285,815,925.66/12,010,837.20
  6. Step 6: Final answer
    x = 8,975,834.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.