Home / 14,073,420.25-19,421,188.72-7,961,848.75

Finding the Fourth Proportional to 14,073,420.25, 19,421,188.72 and 7,961,848.75

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Solution

The fourth proportional to 14,073,420.25, 19,421,188.72 and 7,961,848.75 is: 10,987,277.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,073,420.25 : 19,421,188.72 = 7,961,848.75 : x
  2. Step 2: Convert to fraction form
    14,073,420.25/19,421,188.72 = 7,961,848.75/x
  3. Step 3: Cross multiply
    14,073,420.25x = 19,421,188.72 × 7,961,848.75
  4. Step 4: Simplify right side
    14,073,420.25x = 154,628,567,133,846.09
  5. Step 5: Solve for x
    x = 154,628,567,133,846.09/14,073,420.25
  6. Step 6: Final answer
    x = 10,987,277.04

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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.