Home / 8,193,684.40-12,290,526.60-5,164,470.70

Finding the Fourth Proportional to 8,193,684.40, 12,290,526.60 and 5,164,470.70

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Solution

The fourth proportional to 8,193,684.40, 12,290,526.60 and 5,164,470.70 is: 7,746,706.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,193,684.40 : 12,290,526.60 = 5,164,470.70 : x
  2. Step 2: Convert to fraction form
    8,193,684.40/12,290,526.60 = 5,164,470.70/x
  3. Step 3: Cross multiply
    8,193,684.40x = 12,290,526.60 × 5,164,470.70
  4. Step 4: Simplify right side
    8,193,684.40x = 63,474,064,513,270.62
  5. Step 5: Solve for x
    x = 63,474,064,513,270.62/8,193,684.40
  6. Step 6: Final answer
    x = 7,746,706.05

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Double scale
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Similar ratio
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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.