Home / 16,879,281.74-25,315,988.61-4,745,865.54

Finding the Fourth Proportional to 16,879,281.74, 25,315,988.61 and 4,745,865.54

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Solution

The fourth proportional to 16,879,281.74, 25,315,988.61 and 4,745,865.54 is: 7,117,973.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,879,281.74 : 25,315,988.61 = 4,745,865.54 : x
  2. Step 2: Convert to fraction form
    16,879,281.74/25,315,988.61 = 4,745,865.54/x
  3. Step 3: Cross multiply
    16,879,281.74x = 25,315,988.61 × 4,745,865.54
  4. Step 4: Simplify right side
    16,879,281.74x = 120,146,277,983,416.88
  5. Step 5: Solve for x
    x = 120,146,277,983,416.88/16,879,281.74
  6. Step 6: Final answer
    x = 7,117,973.37

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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.