Home / 9,982,368.87-13,775,678.22-5,398,690.24

Finding the Fourth Proportional to 9,982,368.87, 13,775,678.22 and 5,398,690.24

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Solution

The fourth proportional to 9,982,368.87, 13,775,678.22 and 5,398,690.24 is: 7,450,197.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,982,368.87 : 13,775,678.22 = 5,398,690.24 : x
  2. Step 2: Convert to fraction form
    9,982,368.87/13,775,678.22 = 5,398,690.24/x
  3. Step 3: Cross multiply
    9,982,368.87x = 13,775,678.22 × 5,398,690.24
  4. Step 4: Simplify right side
    9,982,368.87x = 74,370,619,555,694.58
  5. Step 5: Solve for x
    x = 74,370,619,555,694.58/9,982,368.87
  6. Step 6: Final answer
    x = 7,450,197.50

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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.