Home / 5,475,666.27-8,212,871.88-1,432,544.25

Finding the Fourth Proportional to 5,475,666.27, 8,212,871.88 and 1,432,544.25

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Solution

The fourth proportional to 5,475,666.27, 8,212,871.88 and 1,432,544.25 is: 2,148,652.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,475,666.27 : 8,212,871.88 = 1,432,544.25 : x
  2. Step 2: Convert to fraction form
    5,475,666.27/8,212,871.88 = 1,432,544.25/x
  3. Step 3: Cross multiply
    5,475,666.27x = 8,212,871.88 × 1,432,544.25
  4. Step 4: Simplify right side
    5,475,666.27x = 11,765,302,387,680.69
  5. Step 5: Solve for x
    x = 11,765,302,387,680.69/5,475,666.27
  6. Step 6: Final answer
    x = 2,148,652.20

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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.