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Finding the Fourth Proportional to 4,893,647.30, 7,340,470.96 and 4,893,647.30

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Solution

The fourth proportional to 4,893,647.30, 7,340,470.96 and 4,893,647.30 is: 7,340,470.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,893,647.30 : 7,340,470.96 = 4,893,647.30 : x
  2. Step 2: Convert to fraction form
    4,893,647.30/7,340,470.96 = 4,893,647.30/x
  3. Step 3: Cross multiply
    4,893,647.30x = 7,340,470.96 × 4,893,647.30
  4. Step 4: Simplify right side
    4,893,647.30x = 35,921,675,894,132.41
  5. Step 5: Solve for x
    x = 35,921,675,894,132.41/4,893,647.30
  6. Step 6: Final answer
    x = 7,340,470.96

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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.