Home / 11,981,409.60-17,972,114.40-7,446,446.40

Finding the Fourth Proportional to 11,981,409.60, 17,972,114.40 and 7,446,446.40

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Solution

The fourth proportional to 11,981,409.60, 17,972,114.40 and 7,446,446.40 is: 11,169,669.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,981,409.60 : 17,972,114.40 = 7,446,446.40 : x
  2. Step 2: Convert to fraction form
    11,981,409.60/17,972,114.40 = 7,446,446.40/x
  3. Step 3: Cross multiply
    11,981,409.60x = 17,972,114.40 × 7,446,446.40
  4. Step 4: Simplify right side
    11,981,409.60x = 133,828,386,574,268.16
  5. Step 5: Solve for x
    x = 133,828,386,574,268.16/11,981,409.60
  6. Step 6: Final answer
    x = 11,169,669.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.