Home / 14,412,150-19,889,019.72-7,886,351.16

Finding the Fourth Proportional to 14,412,150, 19,889,019.72 and 7,886,351.16

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Solution

The fourth proportional to 14,412,150, 19,889,019.72 and 7,886,351.16 is: 10,883,302.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,412,150 : 19,889,019.72 = 7,886,351.16 : x
  2. Step 2: Convert to fraction form
    14,412,150/19,889,019.72 = 7,886,351.16/x
  3. Step 3: Cross multiply
    14,412,150x = 19,889,019.72 × 7,886,351.16
  4. Step 4: Simplify right side
    14,412,150x = 156,851,793,740,084.88
  5. Step 5: Solve for x
    x = 156,851,793,740,084.88/14,412,150
  6. Step 6: Final answer
    x = 10,883,302.89

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