Home / 14,519,518.84-20,036,322.18-7,903,969.57

Finding the Fourth Proportional to 14,519,518.84, 20,036,322.18 and 7,903,969.57

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Solution

The fourth proportional to 14,519,518.84, 20,036,322.18 and 7,903,969.57 is: 10,907,143.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,519,518.84 : 20,036,322.18 = 7,903,969.57 : x
  2. Step 2: Convert to fraction form
    14,519,518.84/20,036,322.18 = 7,903,969.57/x
  3. Step 3: Cross multiply
    14,519,518.84x = 20,036,322.18 × 7,903,969.57
  4. Step 4: Simplify right side
    14,519,518.84x = 158,366,480,805,436.06
  5. Step 5: Solve for x
    x = 158,366,480,805,436.06/14,519,518.84
  6. Step 6: Final answer
    x = 10,907,143.86

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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.