Home / 18,756,894.99-28,134,817.61-5,978,166.51

Finding the Fourth Proportional to 18,756,894.99, 28,134,817.61 and 5,978,166.51

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Solution

The fourth proportional to 18,756,894.99, 28,134,817.61 and 5,978,166.51 is: 8,967,082.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,756,894.99 : 28,134,817.61 = 5,978,166.51 : x
  2. Step 2: Convert to fraction form
    18,756,894.99/28,134,817.61 = 5,978,166.51/x
  3. Step 3: Cross multiply
    18,756,894.99x = 28,134,817.61 × 5,978,166.51
  4. Step 4: Simplify right side
    18,756,894.99x = 168,194,624,371,169.41
  5. Step 5: Solve for x
    x = 168,194,624,371,169.41/18,756,894.99
  6. Step 6: Final answer
    x = 8,967,082.48

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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.