Home / 5,374,532-7,421,783.37-3,415,055.60

Finding the Fourth Proportional to 5,374,532, 7,421,783.37 and 3,415,055.60

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Solution

The fourth proportional to 5,374,532, 7,421,783.37 and 3,415,055.60 is: 4,715,908.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,374,532 : 7,421,783.37 = 3,415,055.60 : x
  2. Step 2: Convert to fraction form
    5,374,532/7,421,783.37 = 3,415,055.60/x
  3. Step 3: Cross multiply
    5,374,532x = 7,421,783.37 × 3,415,055.60
  4. Step 4: Simplify right side
    5,374,532x = 25,345,802,859,705.38
  5. Step 5: Solve for x
    x = 25,345,802,859,705.38/5,374,532
  6. Step 6: Final answer
    x = 4,715,908.82

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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.