Home / 30,324,752.31-45,507,595.42-11,878,409.26

Finding the Fourth Proportional to 30,324,752.31, 45,507,595.42 and 11,878,409.26

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Solution

The fourth proportional to 30,324,752.31, 45,507,595.42 and 11,878,409.26 is: 17,825,630.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,324,752.31 : 45,507,595.42 = 11,878,409.26 : x
  2. Step 2: Convert to fraction form
    30,324,752.31/45,507,595.42 = 11,878,409.26/x
  3. Step 3: Cross multiply
    30,324,752.31x = 45,507,595.42 × 11,878,409.26
  4. Step 4: Simplify right side
    30,324,752.31x = 540,557,842,747,579.19
  5. Step 5: Solve for x
    x = 540,557,842,747,579.19/30,324,752.31
  6. Step 6: Final answer
    x = 17,825,630.93

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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.