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Finding the Fourth Proportional to 6,260,432.40, 8,789,799.60 and 6,260,432.40

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Solution

The fourth proportional to 6,260,432.40, 8,789,799.60 and 6,260,432.40 is: 8,789,799.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,260,432.40 : 8,789,799.60 = 6,260,432.40 : x
  2. Step 2: Convert to fraction form
    6,260,432.40/8,789,799.60 = 6,260,432.40/x
  3. Step 3: Cross multiply
    6,260,432.40x = 8,789,799.60 × 6,260,432.40
  4. Step 4: Simplify right side
    6,260,432.40x = 55,027,946,205,347.04
  5. Step 5: Solve for x
    x = 55,027,946,205,347.04/6,260,432.40
  6. Step 6: Final answer
    x = 8,789,799.60

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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 (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.