Home / 30,162,528.58-41,623,063.74-17,109,507.28

Finding the Fourth Proportional to 30,162,528.58, 41,623,063.74 and 17,109,507.28

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Solution

The fourth proportional to 30,162,528.58, 41,623,063.74 and 17,109,507.28 is: 23,610,424.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,162,528.58 : 41,623,063.74 = 17,109,507.28 : x
  2. Step 2: Convert to fraction form
    30,162,528.58/41,623,063.74 = 17,109,507.28/x
  3. Step 3: Cross multiply
    30,162,528.58x = 41,623,063.74 × 17,109,507.28
  4. Step 4: Simplify right side
    30,162,528.58x = 712,150,112,075,434.12
  5. Step 5: Solve for x
    x = 712,150,112,075,434.12/30,162,528.58
  6. Step 6: Final answer
    x = 23,610,424.78

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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.