Home / 7,986,845.79-11,021,846.94-4,315,762.29

Finding the Fourth Proportional to 7,986,845.79, 11,021,846.94 and 4,315,762.29

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Solution

The fourth proportional to 7,986,845.79, 11,021,846.94 and 4,315,762.29 is: 5,955,751.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,986,845.79 : 11,021,846.94 = 4,315,762.29 : x
  2. Step 2: Convert to fraction form
    7,986,845.79/11,021,846.94 = 4,315,762.29/x
  3. Step 3: Cross multiply
    7,986,845.79x = 11,021,846.94 × 4,315,762.29
  4. Step 4: Simplify right side
    7,986,845.79x = 47,567,671,389,803.89
  5. Step 5: Solve for x
    x = 47,567,671,389,803.89/7,986,845.79
  6. Step 6: Final answer
    x = 5,955,751.83

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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.