Home / 9,789,144.56-13,510,265.14-5,921,693.42

Finding the Fourth Proportional to 9,789,144.56, 13,510,265.14 and 5,921,693.42

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Solution

The fourth proportional to 9,789,144.56, 13,510,265.14 and 5,921,693.42 is: 8,172,690.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,789,144.56 : 13,510,265.14 = 5,921,693.42 : x
  2. Step 2: Convert to fraction form
    9,789,144.56/13,510,265.14 = 5,921,693.42/x
  3. Step 3: Cross multiply
    9,789,144.56x = 13,510,265.14 × 5,921,693.42
  4. Step 4: Simplify right side
    9,789,144.56x = 80,003,648,099,637.81
  5. Step 5: Solve for x
    x = 80,003,648,099,637.81/9,789,144.56
  6. Step 6: Final answer
    x = 8,172,690.44

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1.5x scale

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.