Home / 6,128,697.08-9,186,659.58-3,429,064.28

Finding the Fourth Proportional to 6,128,697.08, 9,186,659.58 and 3,429,064.28

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Solution

The fourth proportional to 6,128,697.08, 9,186,659.58 and 3,429,064.28 is: 5,140,023.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,128,697.08 : 9,186,659.58 = 3,429,064.28 : x
  2. Step 2: Convert to fraction form
    6,128,697.08/9,186,659.58 = 3,429,064.28/x
  3. Step 3: Cross multiply
    6,128,697.08x = 9,186,659.58 × 3,429,064.28
  4. Step 4: Simplify right side
    6,128,697.08x = 31,501,646,218,297.80
  5. Step 5: Solve for x
    x = 31,501,646,218,297.80/6,128,697.08
  6. Step 6: Final answer
    x = 5,140,023.37

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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.