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Finding the Fourth Proportional to 5,502,674.55, 8,249,670.79 and 3,476,648.01

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Solution

The fourth proportional to 5,502,674.55, 8,249,670.79 and 3,476,648.01 is: 5,212,229.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,502,674.55 : 8,249,670.79 = 3,476,648.01 : x
  2. Step 2: Convert to fraction form
    5,502,674.55/8,249,670.79 = 3,476,648.01/x
  3. Step 3: Cross multiply
    5,502,674.55x = 8,249,670.79 × 3,476,648.01
  4. Step 4: Simplify right side
    5,502,674.55x = 28,681,201,557,453.27
  5. Step 5: Solve for x
    x = 28,681,201,557,453.27/5,502,674.55
  6. Step 6: Final answer
    x = 5,212,229.30

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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.