Home / 7,318,102.40-10,977,177.70-1,853,194.22

Finding the Fourth Proportional to 7,318,102.40, 10,977,177.70 and 1,853,194.22

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Solution

The fourth proportional to 7,318,102.40, 10,977,177.70 and 1,853,194.22 is: 2,779,797.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,318,102.40 : 10,977,177.70 = 1,853,194.22 : x
  2. Step 2: Convert to fraction form
    7,318,102.40/10,977,177.70 = 1,853,194.22/x
  3. Step 3: Cross multiply
    7,318,102.40x = 10,977,177.70 × 1,853,194.22
  4. Step 4: Simplify right side
    7,318,102.40x = 20,342,842,265,552.89
  5. Step 5: Solve for x
    x = 20,342,842,265,552.89/7,318,102.40
  6. Step 6: Final answer
    x = 2,779,797.43

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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.