Home / 37,447,048.96-51,677,118.56-20,927,449.44

Finding the Fourth Proportional to 37,447,048.96, 51,677,118.56 and 20,927,449.44

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Solution

The fourth proportional to 37,447,048.96, 51,677,118.56 and 20,927,449.44 is: 28,879,986.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,447,048.96 : 51,677,118.56 = 20,927,449.44 : x
  2. Step 2: Convert to fraction form
    37,447,048.96/51,677,118.56 = 20,927,449.44/x
  3. Step 3: Cross multiply
    37,447,048.96x = 51,677,118.56 × 20,927,449.44
  4. Step 4: Simplify right side
    37,447,048.96x = 1,081,470,285,869,285.75
  5. Step 5: Solve for x
    x = 1,081,470,285,869,285.75/37,447,048.96
  6. Step 6: Final answer
    x = 28,879,986.97

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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.