Home / 6,464,878.02-9,698,736.24-1,916,277.66

Finding the Fourth Proportional to 6,464,878.02, 9,698,736.24 and 1,916,277.66

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Solution

The fourth proportional to 6,464,878.02, 9,698,736.24 and 1,916,277.66 is: 2,874,837.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,464,878.02 : 9,698,736.24 = 1,916,277.66 : x
  2. Step 2: Convert to fraction form
    6,464,878.02/9,698,736.24 = 1,916,277.66/x
  3. Step 3: Cross multiply
    6,464,878.02x = 9,698,736.24 × 1,916,277.66
  4. Step 4: Simplify right side
    6,464,878.02x = 18,585,471,586,944.40
  5. Step 5: Solve for x
    x = 18,585,471,586,944.40/6,464,878.02
  6. Step 6: Final answer
    x = 2,874,837.16

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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.