Home / 9,659,888.92-13,330,364.82-5,529,783.16

Finding the Fourth Proportional to 9,659,888.92, 13,330,364.82 and 5,529,783.16

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Solution

The fourth proportional to 9,659,888.92, 13,330,364.82 and 5,529,783.16 is: 7,630,939.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,659,888.92 : 13,330,364.82 = 5,529,783.16 : x
  2. Step 2: Convert to fraction form
    9,659,888.92/13,330,364.82 = 5,529,783.16/x
  3. Step 3: Cross multiply
    9,659,888.92x = 13,330,364.82 × 5,529,783.16
  4. Step 4: Simplify right side
    9,659,888.92x = 73,714,026,898,292.44
  5. Step 5: Solve for x
    x = 73,714,026,898,292.44/9,659,888.92
  6. Step 6: Final answer
    x = 7,630,939.39

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Double scale
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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.