Home / 9,785,753.70-14,678,630.55-8,903,955.30

Finding the Fourth Proportional to 9,785,753.70, 14,678,630.55 and 8,903,955.30

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Solution

The fourth proportional to 9,785,753.70, 14,678,630.55 and 8,903,955.30 is: 13,355,932.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,785,753.70 : 14,678,630.55 = 8,903,955.30 : x
  2. Step 2: Convert to fraction form
    9,785,753.70/14,678,630.55 = 8,903,955.30/x
  3. Step 3: Cross multiply
    9,785,753.70x = 14,678,630.55 × 8,903,955.30
  4. Step 4: Simplify right side
    9,785,753.70x = 130,697,870,282,414.44
  5. Step 5: Solve for x
    x = 130,697,870,282,414.44/9,785,753.70
  6. Step 6: Final answer
    x = 13,355,932.95

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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.