Home / 31,091,860.07-46,643,767.83-11,921,121.89

Finding the Fourth Proportional to 31,091,860.07, 46,643,767.83 and 11,921,121.89

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Solution

The fourth proportional to 31,091,860.07, 46,643,767.83 and 11,921,121.89 is: 17,883,974.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,091,860.07 : 46,643,767.83 = 11,921,121.89 : x
  2. Step 2: Convert to fraction form
    31,091,860.07/46,643,767.83 = 11,921,121.89/x
  3. Step 3: Cross multiply
    31,091,860.07x = 46,643,767.83 × 11,921,121.89
  4. Step 4: Simplify right side
    31,091,860.07x = 556,046,041,477,071.94
  5. Step 5: Solve for x
    x = 556,046,041,477,071.94/31,091,860.07
  6. Step 6: Final answer
    x = 17,883,974.79

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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.