Home / 14,036,353.60-21,054,530.40-11,981,448.40

Finding the Fourth Proportional to 14,036,353.60, 21,054,530.40 and 11,981,448.40

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Solution

The fourth proportional to 14,036,353.60, 21,054,530.40 and 11,981,448.40 is: 17,972,172.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,036,353.60 : 21,054,530.40 = 11,981,448.40 : x
  2. Step 2: Convert to fraction form
    14,036,353.60/21,054,530.40 = 11,981,448.40/x
  3. Step 3: Cross multiply
    14,036,353.60x = 21,054,530.40 × 11,981,448.40
  4. Step 4: Simplify right side
    14,036,353.60x = 252,263,769,573,831.34
  5. Step 5: Solve for x
    x = 252,263,769,573,831.34/14,036,353.60
  6. Step 6: Final answer
    x = 17,972,172.60

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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.