Home / 5,173,656.96-7,139,771.52-2,881,855.04

Finding the Fourth Proportional to 5,173,656.96, 7,139,771.52 and 2,881,855.04

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Solution

The fourth proportional to 5,173,656.96, 7,139,771.52 and 2,881,855.04 is: 3,977,029.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,173,656.96 : 7,139,771.52 = 2,881,855.04 : x
  2. Step 2: Convert to fraction form
    5,173,656.96/7,139,771.52 = 2,881,855.04/x
  3. Step 3: Cross multiply
    5,173,656.96x = 7,139,771.52 × 2,881,855.04
  4. Step 4: Simplify right side
    5,173,656.96x = 20,575,786,539,360.46
  5. Step 5: Solve for x
    x = 20,575,786,539,360.46/5,173,656.96
  6. Step 6: Final answer
    x = 3,977,029.54

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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.