Home / 12,726,945.60-17,563,396.32-6,925,971.84

Finding the Fourth Proportional to 12,726,945.60, 17,563,396.32 and 6,925,971.84

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Solution

The fourth proportional to 12,726,945.60, 17,563,396.32 and 6,925,971.84 is: 9,557,956.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,726,945.60 : 17,563,396.32 = 6,925,971.84 : x
  2. Step 2: Convert to fraction form
    12,726,945.60/17,563,396.32 = 6,925,971.84/x
  3. Step 3: Cross multiply
    12,726,945.60x = 17,563,396.32 × 6,925,971.84
  4. Step 4: Simplify right side
    12,726,945.60x = 121,643,588,327,079.62
  5. Step 5: Solve for x
    x = 121,643,588,327,079.62/12,726,945.60
  6. Step 6: Final answer
    x = 9,557,956.18

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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.