Home / 19,813,933.62-27,317,916.90-12,832,276.32

Finding the Fourth Proportional to 19,813,933.62, 27,317,916.90 and 12,832,276.32

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Solution

The fourth proportional to 19,813,933.62, 27,317,916.90 and 12,832,276.32 is: 17,692,148.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,813,933.62 : 27,317,916.90 = 12,832,276.32 : x
  2. Step 2: Convert to fraction form
    19,813,933.62/27,317,916.90 = 12,832,276.32/x
  3. Step 3: Cross multiply
    19,813,933.62x = 27,317,916.90 × 12,832,276.32
  4. Step 4: Simplify right side
    19,813,933.62x = 350,551,058,147,597.81
  5. Step 5: Solve for x
    x = 350,551,058,147,597.81/19,813,933.62
  6. Step 6: Final answer
    x = 17,692,148.61

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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.