Home / 12,596,240.88-18,891,561.96-5,308,573.68

Finding the Fourth Proportional to 12,596,240.88, 18,891,561.96 and 5,308,573.68

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Solution

The fourth proportional to 12,596,240.88, 18,891,561.96 and 5,308,573.68 is: 7,961,680.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,596,240.88 : 18,891,561.96 = 5,308,573.68 : x
  2. Step 2: Convert to fraction form
    12,596,240.88/18,891,561.96 = 5,308,573.68/x
  3. Step 3: Cross multiply
    12,596,240.88x = 18,891,561.96 × 5,308,573.68
  4. Step 4: Simplify right side
    12,596,240.88x = 100,287,248,594,945.22
  5. Step 5: Solve for x
    x = 100,287,248,594,945.22/12,596,240.88
  6. Step 6: Final answer
    x = 7,961,680.75

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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.