Home / 15,160,045.94-20,922,997.03-9,651,661.19

Finding the Fourth Proportional to 15,160,045.94, 20,922,997.03 and 9,651,661.19

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Solution

The fourth proportional to 15,160,045.94, 20,922,997.03 and 9,651,661.19 is: 13,320,650.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,160,045.94 : 20,922,997.03 = 9,651,661.19 : x
  2. Step 2: Convert to fraction form
    15,160,045.94/20,922,997.03 = 9,651,661.19/x
  3. Step 3: Cross multiply
    15,160,045.94x = 20,922,997.03 × 9,651,661.19
  4. Step 4: Simplify right side
    15,160,045.94x = 201,941,678,284,192.12
  5. Step 5: Solve for x
    x = 201,941,678,284,192.12/15,160,045.94
  6. Step 6: Final answer
    x = 13,320,650.82

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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.