Home / 5,686,719.15-8,530,519.37-1,900,215.39

Finding the Fourth Proportional to 5,686,719.15, 8,530,519.37 and 1,900,215.39

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Solution

The fourth proportional to 5,686,719.15, 8,530,519.37 and 1,900,215.39 is: 2,850,470.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,686,719.15 : 8,530,519.37 = 1,900,215.39 : x
  2. Step 2: Convert to fraction form
    5,686,719.15/8,530,519.37 = 1,900,215.39/x
  3. Step 3: Cross multiply
    5,686,719.15x = 8,530,519.37 × 1,900,215.39
  4. Step 4: Simplify right side
    5,686,719.15x = 16,209,824,182,066.03
  5. Step 5: Solve for x
    x = 16,209,824,182,066.03/5,686,719.15
  6. Step 6: Final answer
    x = 2,850,470.32

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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.