Home / 9,619,619.16-13,275,289.32-5,489,568.07

Finding the Fourth Proportional to 9,619,619.16, 13,275,289.32 and 5,489,568.07

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Solution

The fourth proportional to 9,619,619.16, 13,275,289.32 and 5,489,568.07 is: 7,575,726.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,619,619.16 : 13,275,289.32 = 5,489,568.07 : x
  2. Step 2: Convert to fraction form
    9,619,619.16/13,275,289.32 = 5,489,568.07/x
  3. Step 3: Cross multiply
    9,619,619.16x = 13,275,289.32 × 5,489,568.07
  4. Step 4: Simplify right side
    9,619,619.16x = 72,875,604,371,084.02
  5. Step 5: Solve for x
    x = 72,875,604,371,084.02/9,619,619.16
  6. Step 6: Final answer
    x = 7,575,726.56

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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.