Home / 6,321,555.81-9,478,493.82-2,478,774.51

Finding the Fourth Proportional to 6,321,555.81, 9,478,493.82 and 2,478,774.51

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Solution

The fourth proportional to 6,321,555.81, 9,478,493.82 and 2,478,774.51 is: 3,716,656.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,321,555.81 : 9,478,493.82 = 2,478,774.51 : x
  2. Step 2: Convert to fraction form
    6,321,555.81/9,478,493.82 = 2,478,774.51/x
  3. Step 3: Cross multiply
    6,321,555.81x = 9,478,493.82 × 2,478,774.51
  4. Step 4: Simplify right side
    6,321,555.81x = 23,495,048,874,208.53
  5. Step 5: Solve for x
    x = 23,495,048,874,208.53/6,321,555.81
  6. Step 6: Final answer
    x = 3,716,656.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.