Home / 5,455,462.10-8,182,897.31-1,668,945.30

Finding the Fourth Proportional to 5,455,462.10, 8,182,897.31 and 1,668,945.30

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Solution

The fourth proportional to 5,455,462.10, 8,182,897.31 and 1,668,945.30 is: 2,503,327.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,455,462.10 : 8,182,897.31 = 1,668,945.30 : x
  2. Step 2: Convert to fraction form
    5,455,462.10/8,182,897.31 = 1,668,945.30/x
  3. Step 3: Cross multiply
    5,455,462.10x = 8,182,897.31 × 1,668,945.30
  4. Step 4: Simplify right side
    5,455,462.10x = 13,656,808,005,907.14
  5. Step 5: Solve for x
    x = 13,656,808,005,907.14/5,455,462.10
  6. Step 6: Final answer
    x = 2,503,327.45

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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.