Home / 66,284,627.63-91,475,621.22-36,915,955.48

Finding the Fourth Proportional to 66,284,627.63, 91,475,621.22 and 36,915,955.48

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Solution

The fourth proportional to 66,284,627.63, 91,475,621.22 and 36,915,955.48 is: 50,945,597.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,284,627.63 : 91,475,621.22 = 36,915,955.48 : x
  2. Step 2: Convert to fraction form
    66,284,627.63/91,475,621.22 = 36,915,955.48/x
  3. Step 3: Cross multiply
    66,284,627.63x = 91,475,621.22 × 36,915,955.48
  4. Step 4: Simplify right side
    66,284,627.63x = 3,376,909,960,278,283.50
  5. Step 5: Solve for x
    x = 3,376,909,960,278,283.50/66,284,627.63
  6. Step 6: Final answer
    x = 50,945,597.51

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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.