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Finding the Fourth Proportional to 8,694,551.60, 13,041,827.40 and 6,676,679.60

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Solution

The fourth proportional to 8,694,551.60, 13,041,827.40 and 6,676,679.60 is: 10,015,019.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,694,551.60 : 13,041,827.40 = 6,676,679.60 : x
  2. Step 2: Convert to fraction form
    8,694,551.60/13,041,827.40 = 6,676,679.60/x
  3. Step 3: Cross multiply
    8,694,551.60x = 13,041,827.40 × 6,676,679.60
  4. Step 4: Simplify right side
    8,694,551.60x = 87,076,102,948,301.03
  5. Step 5: Solve for x
    x = 87,076,102,948,301.03/8,694,551.60
  6. Step 6: Final answer
    x = 10,015,019.40

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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.