Home / 14,019,986.40-20,983,323.60-10,170,866.40

Finding the Fourth Proportional to 14,019,986.40, 20,983,323.60 and 10,170,866.40

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Solution

The fourth proportional to 14,019,986.40, 20,983,323.60 and 10,170,866.40 is: 15,222,452.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,019,986.40 : 20,983,323.60 = 10,170,866.40 : x
  2. Step 2: Convert to fraction form
    14,019,986.40/20,983,323.60 = 10,170,866.40/x
  3. Step 3: Cross multiply
    14,019,986.40x = 20,983,323.60 × 10,170,866.40
  4. Step 4: Simplify right side
    14,019,986.40x = 213,418,580,963,567.06
  5. Step 5: Solve for x
    x = 213,418,580,963,567.06/14,019,986.40
  6. Step 6: Final answer
    x = 15,222,452.78

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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.