Home / 12,788,097.24-19,189,711.26-4,706,748.84

Finding the Fourth Proportional to 12,788,097.24, 19,189,711.26 and 4,706,748.84

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Solution

The fourth proportional to 12,788,097.24, 19,189,711.26 and 4,706,748.84 is: 7,062,907.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,788,097.24 : 19,189,711.26 = 4,706,748.84 : x
  2. Step 2: Convert to fraction form
    12,788,097.24/19,189,711.26 = 4,706,748.84/x
  3. Step 3: Cross multiply
    12,788,097.24x = 19,189,711.26 × 4,706,748.84
  4. Step 4: Simplify right side
    12,788,097.24x = 90,321,151,212,939.94
  5. Step 5: Solve for x
    x = 90,321,151,212,939.94/12,788,097.24
  6. Step 6: Final answer
    x = 7,062,907.76

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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.