Home / 75,400,634.89-113,102,080.54-28,716,698.88

Finding the Fourth Proportional to 75,400,634.89, 113,102,080.54 and 28,716,698.88

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Solution

The fourth proportional to 75,400,634.89, 113,102,080.54 and 28,716,698.88 is: 43,075,478.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,400,634.89 : 113,102,080.54 = 28,716,698.88 : x
  2. Step 2: Convert to fraction form
    75,400,634.89/113,102,080.54 = 28,716,698.88/x
  3. Step 3: Cross multiply
    75,400,634.89x = 113,102,080.54 × 28,716,698.88
  4. Step 4: Simplify right side
    75,400,634.89x = 3,247,918,389,568,688
  5. Step 5: Solve for x
    x = 3,247,918,389,568,688/75,400,634.89
  6. Step 6: Final answer
    x = 43,075,478.00

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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.