Home / 30,729,754.05-46,081,345.05-15,371,109.15

Finding the Fourth Proportional to 30,729,754.05, 46,081,345.05 and 15,371,109.15

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Solution

The fourth proportional to 30,729,754.05, 46,081,345.05 and 15,371,109.15 is: 23,050,018.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,729,754.05 : 46,081,345.05 = 15,371,109.15 : x
  2. Step 2: Convert to fraction form
    30,729,754.05/46,081,345.05 = 15,371,109.15/x
  3. Step 3: Cross multiply
    30,729,754.05x = 46,081,345.05 × 15,371,109.15
  4. Step 4: Simplify right side
    30,729,754.05x = 708,321,384,542,362.12
  5. Step 5: Solve for x
    x = 708,321,384,542,362.12/30,729,754.05
  6. Step 6: Final answer
    x = 23,050,018.02

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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.