Home / 6,138,329.98-9,208,843.77-1,878,826.78

Finding the Fourth Proportional to 6,138,329.98, 9,208,843.77 and 1,878,826.78

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Solution

The fourth proportional to 6,138,329.98, 9,208,843.77 and 1,878,826.78 is: 2,818,653.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,138,329.98 : 9,208,843.77 = 1,878,826.78 : x
  2. Step 2: Convert to fraction form
    6,138,329.98/9,208,843.77 = 1,878,826.78/x
  3. Step 3: Cross multiply
    6,138,329.98x = 9,208,843.77 × 1,878,826.78
  4. Step 4: Simplify right side
    6,138,329.98x = 17,301,822,287,912.16
  5. Step 5: Solve for x
    x = 17,301,822,287,912.16/6,138,329.98
  6. Step 6: Final answer
    x = 2,818,653.01

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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.