Home / 83,809,025.52-115,655,619.60-46,638,669.12

Finding the Fourth Proportional to 83,809,025.52, 115,655,619.60 and 46,638,669.12

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Solution

The fourth proportional to 83,809,025.52, 115,655,619.60 and 46,638,669.12 is: 64,360,898.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,809,025.52 : 115,655,619.60 = 46,638,669.12 : x
  2. Step 2: Convert to fraction form
    83,809,025.52/115,655,619.60 = 46,638,669.12/x
  3. Step 3: Cross multiply
    83,809,025.52x = 115,655,619.60 × 46,638,669.12
  4. Step 4: Simplify right side
    83,809,025.52x = 5,394,024,174,392,986
  5. Step 5: Solve for x
    x = 5,394,024,174,392,986/83,809,025.52
  6. Step 6: Final answer
    x = 64,360,898.37

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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.