Home / 8,553,870-11,801,434.26-4,880,147.40

Finding the Fourth Proportional to 8,553,870, 11,801,434.26 and 4,880,147.40

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Solution

The fourth proportional to 8,553,870, 11,801,434.26 and 4,880,147.40 is: 6,732,945.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,553,870 : 11,801,434.26 = 4,880,147.40 : x
  2. Step 2: Convert to fraction form
    8,553,870/11,801,434.26 = 4,880,147.40/x
  3. Step 3: Cross multiply
    8,553,870x = 11,801,434.26 × 4,880,147.40
  4. Step 4: Simplify right side
    8,553,870x = 57,592,738,720,209.93
  5. Step 5: Solve for x
    x = 57,592,738,720,209.93/8,553,870
  6. Step 6: Final answer
    x = 6,732,945.29

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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.