Home / 6,511,073.37-9,768,642.75-3,920,218.17

Finding the Fourth Proportional to 6,511,073.37, 9,768,642.75 and 3,920,218.17

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Solution

The fourth proportional to 6,511,073.37, 9,768,642.75 and 3,920,218.17 is: 5,881,551.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,511,073.37 : 9,768,642.75 = 3,920,218.17 : x
  2. Step 2: Convert to fraction form
    6,511,073.37/9,768,642.75 = 3,920,218.17/x
  3. Step 3: Cross multiply
    6,511,073.37x = 9,768,642.75 × 3,920,218.17
  4. Step 4: Simplify right side
    6,511,073.37x = 38,295,210,804,788.77
  5. Step 5: Solve for x
    x = 38,295,210,804,788.77/6,511,073.37
  6. Step 6: Final answer
    x = 5,881,551.11

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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.