Home / 9,628,242.69-13,288,438.49-6,145,085.01

Finding the Fourth Proportional to 9,628,242.69, 13,288,438.49 and 6,145,085.01

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Solution

The fourth proportional to 9,628,242.69, 13,288,438.49 and 6,145,085.01 is: 8,481,151.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,628,242.69 : 13,288,438.49 = 6,145,085.01 : x
  2. Step 2: Convert to fraction form
    9,628,242.69/13,288,438.49 = 6,145,085.01/x
  3. Step 3: Cross multiply
    9,628,242.69x = 13,288,438.49 × 6,145,085.01
  4. Step 4: Simplify right side
    9,628,242.69x = 81,658,584,140,480.61
  5. Step 5: Solve for x
    x = 81,658,584,140,480.61/9,628,242.69
  6. Step 6: Final answer
    x = 8,481,151.42

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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.