Home / 12,454,077.43-17,186,237.13-7,300,871.20

Finding the Fourth Proportional to 12,454,077.43, 17,186,237.13 and 7,300,871.20

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Solution

The fourth proportional to 12,454,077.43, 17,186,237.13 and 7,300,871.20 is: 10,074,973.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,454,077.43 : 17,186,237.13 = 7,300,871.20 : x
  2. Step 2: Convert to fraction form
    12,454,077.43/17,186,237.13 = 7,300,871.20/x
  3. Step 3: Cross multiply
    12,454,077.43x = 17,186,237.13 × 7,300,871.20
  4. Step 4: Simplify right side
    12,454,077.43x = 125,474,503,698,787.66
  5. Step 5: Solve for x
    x = 125,474,503,698,787.66/12,454,077.43
  6. Step 6: Final answer
    x = 10,074,973.79

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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.