Home / 9,145,450.69-13,716,840.65-2,666,785.07

Finding the Fourth Proportional to 9,145,450.69, 13,716,840.65 and 2,666,785.07

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Solution

The fourth proportional to 9,145,450.69, 13,716,840.65 and 2,666,785.07 is: 3,999,788.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,145,450.69 : 13,716,840.65 = 2,666,785.07 : x
  2. Step 2: Convert to fraction form
    9,145,450.69/13,716,840.65 = 2,666,785.07/x
  3. Step 3: Cross multiply
    9,145,450.69x = 13,716,840.65 × 2,666,785.07
  4. Step 4: Simplify right side
    9,145,450.69x = 36,579,865,852,989.09
  5. Step 5: Solve for x
    x = 36,579,865,852,989.09/9,145,450.69
  6. Step 6: Final answer
    x = 3,999,788.21

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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.