Home / 36,643,433.20-54,965,149.80-12,708,905.20

Finding the Fourth Proportional to 36,643,433.20, 54,965,149.80 and 12,708,905.20

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Solution

The fourth proportional to 36,643,433.20, 54,965,149.80 and 12,708,905.20 is: 19,063,357.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,643,433.20 : 54,965,149.80 = 12,708,905.20 : x
  2. Step 2: Convert to fraction form
    36,643,433.20/54,965,149.80 = 12,708,905.20/x
  3. Step 3: Cross multiply
    36,643,433.20x = 54,965,149.80 × 12,708,905.20
  4. Step 4: Simplify right side
    36,643,433.20x = 698,546,878,111,998.88
  5. Step 5: Solve for x
    x = 698,546,878,111,998.88/36,643,433.20
  6. Step 6: Final answer
    x = 19,063,357.80

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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.