Home / 6,660,264.74-9,989,554.43-2,111,357.39

Finding the Fourth Proportional to 6,660,264.74, 9,989,554.43 and 2,111,357.39

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Solution

The fourth proportional to 6,660,264.74, 9,989,554.43 and 2,111,357.39 is: 3,166,768.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,660,264.74 : 9,989,554.43 = 2,111,357.39 : x
  2. Step 2: Convert to fraction form
    6,660,264.74/9,989,554.43 = 2,111,357.39/x
  3. Step 3: Cross multiply
    6,660,264.74x = 9,989,554.43 × 2,111,357.39
  4. Step 4: Simplify right side
    6,660,264.74x = 21,091,519,508,083.18
  5. Step 5: Solve for x
    x = 21,091,519,508,083.18/6,660,264.74
  6. Step 6: Final answer
    x = 3,166,768.94

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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.