Home / 77,863,283.04-107,415,615.60-50,370,077.28

Finding the Fourth Proportional to 77,863,283.04, 107,415,615.60 and 50,370,077.28

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Solution

The fourth proportional to 77,863,283.04, 107,415,615.60 and 50,370,077.28 is: 69,487,602.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,863,283.04 : 107,415,615.60 = 50,370,077.28 : x
  2. Step 2: Convert to fraction form
    77,863,283.04/107,415,615.60 = 50,370,077.28/x
  3. Step 3: Cross multiply
    77,863,283.04x = 107,415,615.60 × 50,370,077.28
  4. Step 4: Simplify right side
    77,863,283.04x = 5,410,532,858,850,773
  5. Step 5: Solve for x
    x = 5,410,532,858,850,773/77,863,283.04
  6. Step 6: Final answer
    x = 69,487,602.47

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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.