Home / 9,876,094.07-13,628,791.12-5,405,626.52

Finding the Fourth Proportional to 9,876,094.07, 13,628,791.12 and 5,405,626.52

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Solution

The fourth proportional to 9,876,094.07, 13,628,791.12 and 5,405,626.52 is: 7,459,644.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,876,094.07 : 13,628,791.12 = 5,405,626.52 : x
  2. Step 2: Convert to fraction form
    9,876,094.07/13,628,791.12 = 5,405,626.52/x
  3. Step 3: Cross multiply
    9,876,094.07x = 13,628,791.12 × 5,405,626.52
  4. Step 4: Simplify right side
    9,876,094.07x = 73,672,154,752,875.88
  5. Step 5: Solve for x
    x = 73,672,154,752,875.88/9,876,094.07
  6. Step 6: Final answer
    x = 7,459,644.90

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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.