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Finding the Fourth Proportional to 36,840,903.40, 55,261,355.10 and 36,840,903.40

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Solution

The fourth proportional to 36,840,903.40, 55,261,355.10 and 36,840,903.40 is: 55,261,355.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,840,903.40 : 55,261,355.10 = 36,840,903.40 : x
  2. Step 2: Convert to fraction form
    36,840,903.40/55,261,355.10 = 36,840,903.40/x
  3. Step 3: Cross multiply
    36,840,903.40x = 55,261,355.10 × 36,840,903.40
  4. Step 4: Simplify right side
    36,840,903.40x = 2,035,878,244,992,197.25
  5. Step 5: Solve for x
    x = 2,035,878,244,992,197.25/36,840,903.40
  6. Step 6: Final answer
    x = 55,261,355.10

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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.