Home / 6,878,750.63-9,502,388.60-5,511,175.79

Finding the Fourth Proportional to 6,878,750.63, 9,502,388.60 and 5,511,175.79

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Solution

The fourth proportional to 6,878,750.63, 9,502,388.60 and 5,511,175.79 is: 7,613,204.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,878,750.63 : 9,502,388.60 = 5,511,175.79 : x
  2. Step 2: Convert to fraction form
    6,878,750.63/9,502,388.60 = 5,511,175.79/x
  3. Step 3: Cross multiply
    6,878,750.63x = 9,502,388.60 × 5,511,175.79
  4. Step 4: Simplify right side
    6,878,750.63x = 52,369,333,924,424.18
  5. Step 5: Solve for x
    x = 52,369,333,924,424.18/6,878,750.63
  6. Step 6: Final answer
    x = 7,613,204.31

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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.