Home / 65,881,185.75-90,916,044.80-36,514,414.22

Finding the Fourth Proportional to 65,881,185.75, 90,916,044.80 and 36,514,414.22

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Solution

The fourth proportional to 65,881,185.75, 90,916,044.80 and 36,514,414.22 is: 50,389,896.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,881,185.75 : 90,916,044.80 = 36,514,414.22 : x
  2. Step 2: Convert to fraction form
    65,881,185.75/90,916,044.80 = 36,514,414.22/x
  3. Step 3: Cross multiply
    65,881,185.75x = 90,916,044.80 × 36,514,414.22
  4. Step 4: Simplify right side
    65,881,185.75x = 3,319,746,118,434,125
  5. Step 5: Solve for x
    x = 3,319,746,118,434,125/65,881,185.75
  6. Step 6: Final answer
    x = 50,389,896.31

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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.