Home / 30,463,028.16-45,670,617.36-20,849,260.32

Finding the Fourth Proportional to 30,463,028.16, 45,670,617.36 and 20,849,260.32

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Solution

The fourth proportional to 30,463,028.16, 45,670,617.36 and 20,849,260.32 is: 31,257,516.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,463,028.16 : 45,670,617.36 = 20,849,260.32 : x
  2. Step 2: Convert to fraction form
    30,463,028.16/45,670,617.36 = 20,849,260.32/x
  3. Step 3: Cross multiply
    30,463,028.16x = 45,670,617.36 × 20,849,260.32
  4. Step 4: Simplify right side
    30,463,028.16x = 952,198,590,313,751.12
  5. Step 5: Solve for x
    x = 952,198,590,313,751.12/30,463,028.16
  6. Step 6: Final answer
    x = 31,257,516.01

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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.