Home / 9,628,956.81-13,280,212.37-8,464,914.18

Finding the Fourth Proportional to 9,628,956.81, 13,280,212.37 and 8,464,914.18

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Solution

The fourth proportional to 9,628,956.81, 13,280,212.37 and 8,464,914.18 is: 11,674,770.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,628,956.81 : 13,280,212.37 = 8,464,914.18 : x
  2. Step 2: Convert to fraction form
    9,628,956.81/13,280,212.37 = 8,464,914.18/x
  3. Step 3: Cross multiply
    9,628,956.81x = 13,280,212.37 × 8,464,914.18
  4. Step 4: Simplify right side
    9,628,956.81x = 112,415,858,025,386.69
  5. Step 5: Solve for x
    x = 112,415,858,025,386.69/9,628,956.81
  6. Step 6: Final answer
    x = 11,674,770.20

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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.