Home / 7,629,628.49-10,528,899.82-4,144,980.95

Finding the Fourth Proportional to 7,629,628.49, 10,528,899.82 and 4,144,980.95

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Solution

The fourth proportional to 7,629,628.49, 10,528,899.82 and 4,144,980.95 is: 5,720,080.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,629,628.49 : 10,528,899.82 = 4,144,980.95 : x
  2. Step 2: Convert to fraction form
    7,629,628.49/10,528,899.82 = 4,144,980.95/x
  3. Step 3: Cross multiply
    7,629,628.49x = 10,528,899.82 × 4,144,980.95
  4. Step 4: Simplify right side
    7,629,628.49x = 43,642,089,214,059.92
  5. Step 5: Solve for x
    x = 43,642,089,214,059.92/7,629,628.49
  6. Step 6: Final answer
    x = 5,720,080.51

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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.