Home / 7,431,783-11,149,547.22-2,112,999

Finding the Fourth Proportional to 7,431,783, 11,149,547.22 and 2,112,999

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Solution

The fourth proportional to 7,431,783, 11,149,547.22 and 2,112,999 is: 3,170,030.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,431,783 : 11,149,547.22 = 2,112,999 : x
  2. Step 2: Convert to fraction form
    7,431,783/11,149,547.22 = 2,112,999/x
  3. Step 3: Cross multiply
    7,431,783x = 11,149,547.22 × 2,112,999
  4. Step 4: Simplify right side
    7,431,783x = 23,558,982,126,312.78
  5. Step 5: Solve for x
    x = 23,558,982,126,312.78/7,431,783
  6. Step 6: Final answer
    x = 3,170,030.95

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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.