Home / 7,160,259.06-9,881,157.60-3,897,097.38

Finding the Fourth Proportional to 7,160,259.06, 9,881,157.60 and 3,897,097.38

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Solution

The fourth proportional to 7,160,259.06, 9,881,157.60 and 3,897,097.38 is: 5,377,994.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,160,259.06 : 9,881,157.60 = 3,897,097.38 : x
  2. Step 2: Convert to fraction form
    7,160,259.06/9,881,157.60 = 3,897,097.38/x
  3. Step 3: Cross multiply
    7,160,259.06x = 9,881,157.60 × 3,897,097.38
  4. Step 4: Simplify right side
    7,160,259.06x = 38,507,833,394,327.09
  5. Step 5: Solve for x
    x = 38,507,833,394,327.09/7,160,259.06
  6. Step 6: Final answer
    x = 5,377,994.44

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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.