Home / 13,234,681.80-19,852,022.70-12,058,950.60

Finding the Fourth Proportional to 13,234,681.80, 19,852,022.70 and 12,058,950.60

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Solution

The fourth proportional to 13,234,681.80, 19,852,022.70 and 12,058,950.60 is: 18,088,425.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,234,681.80 : 19,852,022.70 = 12,058,950.60 : x
  2. Step 2: Convert to fraction form
    13,234,681.80/19,852,022.70 = 12,058,950.60/x
  3. Step 3: Cross multiply
    13,234,681.80x = 19,852,022.70 × 12,058,950.60
  4. Step 4: Simplify right side
    13,234,681.80x = 239,394,561,049,378.59
  5. Step 5: Solve for x
    x = 239,394,561,049,378.59/13,234,681.80
  6. Step 6: Final answer
    x = 18,088,425.90

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Similar ratio
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1.5x scale

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.