Home / 8,563,390.27-11,817,640.70-4,695,680.77

Finding the Fourth Proportional to 8,563,390.27, 11,817,640.70 and 4,695,680.77

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Solution

The fourth proportional to 8,563,390.27, 11,817,640.70 and 4,695,680.77 is: 6,480,128.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,563,390.27 : 11,817,640.70 = 4,695,680.77 : x
  2. Step 2: Convert to fraction form
    8,563,390.27/11,817,640.70 = 4,695,680.77/x
  3. Step 3: Cross multiply
    8,563,390.27x = 11,817,640.70 × 4,695,680.77
  4. Step 4: Simplify right side
    8,563,390.27x = 55,491,868,146,345.64
  5. Step 5: Solve for x
    x = 55,491,868,146,345.64/8,563,390.27
  6. Step 6: Final answer
    x = 6,480,128.36

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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.