Home / 19,586,961.40-29,366,445.30-8,795,428.60

Finding the Fourth Proportional to 19,586,961.40, 29,366,445.30 and 8,795,428.60

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Solution

The fourth proportional to 19,586,961.40, 29,366,445.30 and 8,795,428.60 is: 13,186,857.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,586,961.40 : 29,366,445.30 = 8,795,428.60 : x
  2. Step 2: Convert to fraction form
    19,586,961.40/29,366,445.30 = 8,795,428.60/x
  3. Step 3: Cross multiply
    19,586,961.40x = 29,366,445.30 × 8,795,428.60
  4. Step 4: Simplify right side
    19,586,961.40x = 258,290,472,871,955.56
  5. Step 5: Solve for x
    x = 258,290,472,871,955.56/19,586,961.40
  6. Step 6: Final answer
    x = 13,186,857.71

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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.