Home / 9,447,144.12-13,036,682.70-5,580,906.84

Finding the Fourth Proportional to 9,447,144.12, 13,036,682.70 and 5,580,906.84

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Solution

The fourth proportional to 9,447,144.12, 13,036,682.70 and 5,580,906.84 is: 7,701,429.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,447,144.12 : 13,036,682.70 = 5,580,906.84 : x
  2. Step 2: Convert to fraction form
    9,447,144.12/13,036,682.70 = 5,580,906.84/x
  3. Step 3: Cross multiply
    9,447,144.12x = 13,036,682.70 × 5,580,906.84
  4. Step 4: Simplify right side
    9,447,144.12x = 72,756,511,651,339.66
  5. Step 5: Solve for x
    x = 72,756,511,651,339.66/9,447,144.12
  6. Step 6: Final answer
    x = 7,701,429.21

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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.