Home / 8,172,971.19-11,278,283.40-4,501,808.60

Finding the Fourth Proportional to 8,172,971.19, 11,278,283.40 and 4,501,808.60

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Solution

The fourth proportional to 8,172,971.19, 11,278,283.40 and 4,501,808.60 is: 6,212,266.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,172,971.19 : 11,278,283.40 = 4,501,808.60 : x
  2. Step 2: Convert to fraction form
    8,172,971.19/11,278,283.40 = 4,501,808.60/x
  3. Step 3: Cross multiply
    8,172,971.19x = 11,278,283.40 × 4,501,808.60
  4. Step 4: Simplify right side
    8,172,971.19x = 50,772,673,146,965.82
  5. Step 5: Solve for x
    x = 50,772,673,146,965.82/8,172,971.19
  6. Step 6: Final answer
    x = 6,212,266.26

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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.