Home / 12,936,562.31-19,408,123.97-4,849,561.19

Finding the Fourth Proportional to 12,936,562.31, 19,408,123.97 and 4,849,561.19

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Solution

The fourth proportional to 12,936,562.31, 19,408,123.97 and 4,849,561.19 is: 7,275,571.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,936,562.31 : 19,408,123.97 = 4,849,561.19 : x
  2. Step 2: Convert to fraction form
    12,936,562.31/19,408,123.97 = 4,849,561.19/x
  3. Step 3: Cross multiply
    12,936,562.31x = 19,408,123.97 × 4,849,561.19
  4. Step 4: Simplify right side
    12,936,562.31x = 94,120,884,818,079.08
  5. Step 5: Solve for x
    x = 94,120,884,818,079.08/12,936,562.31
  6. Step 6: Final answer
    x = 7,275,571.56

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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.