Home / 9,840,928.76-13,580,487.48-5,490,015.09

Finding the Fourth Proportional to 9,840,928.76, 13,580,487.48 and 5,490,015.09

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Solution

The fourth proportional to 9,840,928.76, 13,580,487.48 and 5,490,015.09 is: 7,576,224.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,840,928.76 : 13,580,487.48 = 5,490,015.09 : x
  2. Step 2: Convert to fraction form
    9,840,928.76/13,580,487.48 = 5,490,015.09/x
  3. Step 3: Cross multiply
    9,840,928.76x = 13,580,487.48 × 5,490,015.09
  4. Step 4: Simplify right side
    9,840,928.76x = 74,557,081,194,756.08
  5. Step 5: Solve for x
    x = 74,557,081,194,756.08/9,840,928.76
  6. Step 6: Final answer
    x = 7,576,224.05

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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.