Home / 9,724,771.59-13,420,992.92-5,374,707.09

Finding the Fourth Proportional to 9,724,771.59, 13,420,992.92 and 5,374,707.09

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Solution

The fourth proportional to 9,724,771.59, 13,420,992.92 and 5,374,707.09 is: 7,417,542.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,724,771.59 : 13,420,992.92 = 5,374,707.09 : x
  2. Step 2: Convert to fraction form
    9,724,771.59/13,420,992.92 = 5,374,707.09/x
  3. Step 3: Cross multiply
    9,724,771.59x = 13,420,992.92 × 5,374,707.09
  4. Step 4: Simplify right side
    9,724,771.59x = 72,133,905,775,090.27
  5. Step 5: Solve for x
    x = 72,133,905,775,090.27/9,724,771.59
  6. Step 6: Final answer
    x = 7,417,542.42

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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.