Home / 17,551,314.90-26,326,972.35-7,985,376.90

Finding the Fourth Proportional to 17,551,314.90, 26,326,972.35 and 7,985,376.90

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Solution

The fourth proportional to 17,551,314.90, 26,326,972.35 and 7,985,376.90 is: 11,978,065.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,551,314.90 : 26,326,972.35 = 7,985,376.90 : x
  2. Step 2: Convert to fraction form
    17,551,314.90/26,326,972.35 = 7,985,376.90/x
  3. Step 3: Cross multiply
    17,551,314.90x = 26,326,972.35 × 7,985,376.90
  4. Step 4: Simplify right side
    17,551,314.90x = 210,230,796,850,628.75
  5. Step 5: Solve for x
    x = 210,230,796,850,628.75/17,551,314.90
  6. Step 6: Final answer
    x = 11,978,065.35

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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.