Home / 30,886,754.20-46,329,923.40-7,857,491.08

Finding the Fourth Proportional to 30,886,754.20, 46,329,923.40 and 7,857,491.08

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Solution

The fourth proportional to 30,886,754.20, 46,329,923.40 and 7,857,491.08 is: 11,786,183.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,886,754.20 : 46,329,923.40 = 7,857,491.08 : x
  2. Step 2: Convert to fraction form
    30,886,754.20/46,329,923.40 = 7,857,491.08/x
  3. Step 3: Cross multiply
    30,886,754.20x = 46,329,923.40 × 7,857,491.08
  4. Step 4: Simplify right side
    30,886,754.20x = 364,036,959,852,583.25
  5. Step 5: Solve for x
    x = 364,036,959,852,583.25/30,886,754.20
  6. Step 6: Final answer
    x = 11,786,183.73

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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.