Home / 9,004,564.80-12,427,538.58-5,521,986

Finding the Fourth Proportional to 9,004,564.80, 12,427,538.58 and 5,521,986

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Solution

The fourth proportional to 9,004,564.80, 12,427,538.58 and 5,521,986 is: 7,621,100.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,004,564.80 : 12,427,538.58 = 5,521,986 : x
  2. Step 2: Convert to fraction form
    9,004,564.80/12,427,538.58 = 5,521,986/x
  3. Step 3: Cross multiply
    9,004,564.80x = 12,427,538.58 × 5,521,986
  4. Step 4: Simplify right side
    9,004,564.80x = 68,624,694,053,219.88
  5. Step 5: Solve for x
    x = 68,624,694,053,219.88/9,004,564.80
  6. Step 6: Final answer
    x = 7,621,100.58

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1.5x scale

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.