Home / 5,686,992.45-8,530,488.63-1,900,475.28

Finding the Fourth Proportional to 5,686,992.45, 8,530,488.63 and 1,900,475.28

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Solution

The fourth proportional to 5,686,992.45, 8,530,488.63 and 1,900,475.28 is: 2,850,712.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,686,992.45 : 8,530,488.63 = 1,900,475.28 : x
  2. Step 2: Convert to fraction form
    5,686,992.45/8,530,488.63 = 1,900,475.28/x
  3. Step 3: Cross multiply
    5,686,992.45x = 8,530,488.63 × 1,900,475.28
  4. Step 4: Simplify right side
    5,686,992.45x = 16,211,982,767,636.07
  5. Step 5: Solve for x
    x = 16,211,982,767,636.07/5,686,992.45
  6. Step 6: Final answer
    x = 2,850,712.90

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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.