Home / 15,383,409.19-21,235,641.53-9,585,055.73

Finding the Fourth Proportional to 15,383,409.19, 21,235,641.53 and 9,585,055.73

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Solution

The fourth proportional to 15,383,409.19, 21,235,641.53 and 9,585,055.73 is: 13,231,449.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,383,409.19 : 21,235,641.53 = 9,585,055.73 : x
  2. Step 2: Convert to fraction form
    15,383,409.19/21,235,641.53 = 9,585,055.73/x
  3. Step 3: Cross multiply
    15,383,409.19x = 21,235,641.53 × 9,585,055.73
  4. Step 4: Simplify right side
    15,383,409.19x = 203,544,807,527,352.50
  5. Step 5: Solve for x
    x = 203,544,807,527,352.50/15,383,409.19
  6. Step 6: Final answer
    x = 13,231,449.87

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Double scale
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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.