Home / 9,042,921.84-12,476,145.80-5,603,908.08

Finding the Fourth Proportional to 9,042,921.84, 12,476,145.80 and 5,603,908.08

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Solution

The fourth proportional to 9,042,921.84, 12,476,145.80 and 5,603,908.08 is: 7,731,480.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,042,921.84 : 12,476,145.80 = 5,603,908.08 : x
  2. Step 2: Convert to fraction form
    9,042,921.84/12,476,145.80 = 5,603,908.08/x
  3. Step 3: Cross multiply
    9,042,921.84x = 12,476,145.80 × 5,603,908.08
  4. Step 4: Simplify right side
    9,042,921.84x = 69,915,174,227,858.52
  5. Step 5: Solve for x
    x = 69,915,174,227,858.52/9,042,921.84
  6. Step 6: Final answer
    x = 7,731,480.54

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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.