Home / 30,095,438.36-41,548,920.86-19,812,055.01

Finding the Fourth Proportional to 30,095,438.36, 41,548,920.86 and 19,812,055.01

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Solution

The fourth proportional to 30,095,438.36, 41,548,920.86 and 19,812,055.01 is: 27,351,969.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,095,438.36 : 41,548,920.86 = 19,812,055.01 : x
  2. Step 2: Convert to fraction form
    30,095,438.36/41,548,920.86 = 19,812,055.01/x
  3. Step 3: Cross multiply
    30,095,438.36x = 41,548,920.86 × 19,812,055.01
  4. Step 4: Simplify right side
    30,095,438.36x = 823,169,505,585,396.25
  5. Step 5: Solve for x
    x = 823,169,505,585,396.25/30,095,438.36
  6. Step 6: Final answer
    x = 27,351,969.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.