Home / 71,329,759.94-98,433,403.38-41,962,983.68

Finding the Fourth Proportional to 71,329,759.94, 98,433,403.38 and 41,962,983.68

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Solution

The fourth proportional to 71,329,759.94, 98,433,403.38 and 41,962,983.68 is: 57,907,937.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,329,759.94 : 98,433,403.38 = 41,962,983.68 : x
  2. Step 2: Convert to fraction form
    71,329,759.94/98,433,403.38 = 41,962,983.68/x
  3. Step 3: Cross multiply
    71,329,759.94x = 98,433,403.38 × 41,962,983.68
  4. Step 4: Simplify right side
    71,329,759.94x = 4,130,559,299,109,629.50
  5. Step 5: Solve for x
    x = 4,130,559,299,109,629.50/71,329,759.94
  6. Step 6: Final answer
    x = 57,907,937.77

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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.