Home / 71,686,970.44-107,449,078.92-63,034,323.64

Finding the Fourth Proportional to 71,686,970.44, 107,449,078.92 and 63,034,323.64

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Solution

The fourth proportional to 71,686,970.44, 107,449,078.92 and 63,034,323.64 is: 94,479,930.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,686,970.44 : 107,449,078.92 = 63,034,323.64 : x
  2. Step 2: Convert to fraction form
    71,686,970.44/107,449,078.92 = 63,034,323.64/x
  3. Step 3: Cross multiply
    71,686,970.44x = 107,449,078.92 × 63,034,323.64
  4. Step 4: Simplify right side
    71,686,970.44x = 6,772,980,015,463,182
  5. Step 5: Solve for x
    x = 6,772,980,015,463,182/71,686,970.44
  6. Step 6: Final answer
    x = 94,479,930.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.