Home / 9,619,879.29-13,275,440.58-5,209,639.17

Finding the Fourth Proportional to 9,619,879.29, 13,275,440.58 and 5,209,639.17

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Solution

The fourth proportional to 9,619,879.29, 13,275,440.58 and 5,209,639.17 is: 7,189,305.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,619,879.29 : 13,275,440.58 = 5,209,639.17 : x
  2. Step 2: Convert to fraction form
    9,619,879.29/13,275,440.58 = 5,209,639.17/x
  3. Step 3: Cross multiply
    9,619,879.29x = 13,275,440.58 × 5,209,639.17
  4. Step 4: Simplify right side
    9,619,879.29x = 69,160,255,244,575.52
  5. Step 5: Solve for x
    x = 69,160,255,244,575.52/9,619,879.29
  6. Step 6: Final answer
    x = 7,189,305.93

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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.