Home / 76,283,642.57-105,270,186.53-41,477,209.52

Finding the Fourth Proportional to 76,283,642.57, 105,270,186.53 and 41,477,209.52

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Solution

The fourth proportional to 76,283,642.57, 105,270,186.53 and 41,477,209.52 is: 57,237,874.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,283,642.57 : 105,270,186.53 = 41,477,209.52 : x
  2. Step 2: Convert to fraction form
    76,283,642.57/105,270,186.53 = 41,477,209.52/x
  3. Step 3: Cross multiply
    76,283,642.57x = 105,270,186.53 × 41,477,209.52
  4. Step 4: Simplify right side
    76,283,642.57x = 4,366,313,582,491,634
  5. Step 5: Solve for x
    x = 4,366,313,582,491,634/76,283,642.57
  6. Step 6: Final answer
    x = 57,237,874.80

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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.