Home / 8,543,439.39-11,789,903.93-4,623,192.75

Finding the Fourth Proportional to 8,543,439.39, 11,789,903.93 and 4,623,192.75

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Solution

The fourth proportional to 8,543,439.39, 11,789,903.93 and 4,623,192.75 is: 6,379,983.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,543,439.39 : 11,789,903.93 = 4,623,192.75 : x
  2. Step 2: Convert to fraction form
    8,543,439.39/11,789,903.93 = 4,623,192.75/x
  3. Step 3: Cross multiply
    8,543,439.39x = 11,789,903.93 × 4,623,192.75
  4. Step 4: Simplify right side
    8,543,439.39x = 54,506,998,349,256.55
  5. Step 5: Solve for x
    x = 54,506,998,349,256.55/8,543,439.39
  6. Step 6: Final answer
    x = 6,379,983.03

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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.