Home / 13,842,022.80-20,784,029.40-10,650,752.40

Finding the Fourth Proportional to 13,842,022.80, 20,784,029.40 and 10,650,752.40

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Solution

The fourth proportional to 13,842,022.80, 20,784,029.40 and 10,650,752.40 is: 15,992,283.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,842,022.80 : 20,784,029.40 = 10,650,752.40 : x
  2. Step 2: Convert to fraction form
    13,842,022.80/20,784,029.40 = 10,650,752.40/x
  3. Step 3: Cross multiply
    13,842,022.80x = 20,784,029.40 × 10,650,752.40
  4. Step 4: Simplify right side
    13,842,022.80x = 221,365,551,013,720.56
  5. Step 5: Solve for x
    x = 221,365,551,013,720.56/13,842,022.80
  6. Step 6: Final answer
    x = 15,992,283.37

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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.