Home / 23,142,009.30-31,939,228.31-14,324,290.85

Finding the Fourth Proportional to 23,142,009.30, 31,939,228.31 and 14,324,290.85

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Solution

The fourth proportional to 23,142,009.30, 31,939,228.31 and 14,324,290.85 is: 19,769,536.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,142,009.30 : 31,939,228.31 = 14,324,290.85 : x
  2. Step 2: Convert to fraction form
    23,142,009.30/31,939,228.31 = 14,324,290.85/x
  3. Step 3: Cross multiply
    23,142,009.30x = 31,939,228.31 × 14,324,290.85
  4. Step 4: Simplify right side
    23,142,009.30x = 457,506,795,836,993.94
  5. Step 5: Solve for x
    x = 457,506,795,836,993.94/23,142,009.30
  6. Step 6: Final answer
    x = 19,769,536.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.