Home / 8,179,065.93-11,287,054.47-4,507,984.47

Finding the Fourth Proportional to 8,179,065.93, 11,287,054.47 and 4,507,984.47

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Solution

The fourth proportional to 8,179,065.93, 11,287,054.47 and 4,507,984.47 is: 6,220,987.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,179,065.93 : 11,287,054.47 = 4,507,984.47 : x
  2. Step 2: Convert to fraction form
    8,179,065.93/11,287,054.47 = 4,507,984.47/x
  3. Step 3: Cross multiply
    8,179,065.93x = 11,287,054.47 × 4,507,984.47
  4. Step 4: Simplify right side
    8,179,065.93x = 50,881,866,262,804.08
  5. Step 5: Solve for x
    x = 50,881,866,262,804.08/8,179,065.93
  6. Step 6: Final answer
    x = 6,220,987.42

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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.