Home / 9,785,390.80-14,678,086.20-6,384,168.40

Finding the Fourth Proportional to 9,785,390.80, 14,678,086.20 and 6,384,168.40

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Solution

The fourth proportional to 9,785,390.80, 14,678,086.20 and 6,384,168.40 is: 9,576,252.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,785,390.80 : 14,678,086.20 = 6,384,168.40 : x
  2. Step 2: Convert to fraction form
    9,785,390.80/14,678,086.20 = 6,384,168.40/x
  3. Step 3: Cross multiply
    9,785,390.80x = 14,678,086.20 × 6,384,168.40
  4. Step 4: Simplify right side
    9,785,390.80x = 93,707,374,090,516.08
  5. Step 5: Solve for x
    x = 93,707,374,090,516.08/9,785,390.80
  6. Step 6: Final answer
    x = 9,576,252.60

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.