Home / 6,878,001.36-10,312,999.83-5,057,455.08

Finding the Fourth Proportional to 6,878,001.36, 10,312,999.83 and 5,057,455.08

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Solution

The fourth proportional to 6,878,001.36, 10,312,999.83 and 5,057,455.08 is: 7,583,239.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,878,001.36 : 10,312,999.83 = 5,057,455.08 : x
  2. Step 2: Convert to fraction form
    6,878,001.36/10,312,999.83 = 5,057,455.08/x
  3. Step 3: Cross multiply
    6,878,001.36x = 10,312,999.83 × 5,057,455.08
  4. Step 4: Simplify right side
    6,878,001.36x = 52,157,533,380,272.64
  5. Step 5: Solve for x
    x = 52,157,533,380,272.64/6,878,001.36
  6. Step 6: Final answer
    x = 7,583,239.76

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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.