Home / 13,233,998.40-19,853,330.40-4,719,278.40

Finding the Fourth Proportional to 13,233,998.40, 19,853,330.40 and 4,719,278.40

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Solution

The fourth proportional to 13,233,998.40, 19,853,330.40 and 4,719,278.40 is: 7,079,749.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,233,998.40 : 19,853,330.40 = 4,719,278.40 : x
  2. Step 2: Convert to fraction form
    13,233,998.40/19,853,330.40 = 4,719,278.40/x
  3. Step 3: Cross multiply
    13,233,998.40x = 19,853,330.40 × 4,719,278.40
  4. Step 4: Simplify right side
    13,233,998.40x = 93,693,393,324,783.36
  5. Step 5: Solve for x
    x = 93,693,393,324,783.36/13,233,998.40
  6. Step 6: Final answer
    x = 7,079,749.48

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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.