Home / 36,643,507.20-54,965,260.80-12,708,979.20

Finding the Fourth Proportional to 36,643,507.20, 54,965,260.80 and 12,708,979.20

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Solution

The fourth proportional to 36,643,507.20, 54,965,260.80 and 12,708,979.20 is: 19,063,468.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,643,507.20 : 54,965,260.80 = 12,708,979.20 : x
  2. Step 2: Convert to fraction form
    36,643,507.20/54,965,260.80 = 12,708,979.20/x
  3. Step 3: Cross multiply
    36,643,507.20x = 54,965,260.80 × 12,708,979.20
  4. Step 4: Simplify right side
    36,643,507.20x = 698,552,356,229,775.25
  5. Step 5: Solve for x
    x = 698,552,356,229,775.25/36,643,507.20
  6. Step 6: Final answer
    x = 19,063,468.80

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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.