Home / 6,158,015.70-9,212,140.35-5,325,810.90

Finding the Fourth Proportional to 6,158,015.70, 9,212,140.35 and 5,325,810.90

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Solution

The fourth proportional to 6,158,015.70, 9,212,140.35 and 5,325,810.90 is: 7,967,195.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,158,015.70 : 9,212,140.35 = 5,325,810.90 : x
  2. Step 2: Convert to fraction form
    6,158,015.70/9,212,140.35 = 5,325,810.90/x
  3. Step 3: Cross multiply
    6,158,015.70x = 9,212,140.35 × 5,325,810.90
  4. Step 4: Simplify right side
    6,158,015.70x = 49,062,117,488,359.82
  5. Step 5: Solve for x
    x = 49,062,117,488,359.82/6,158,015.70
  6. Step 6: Final answer
    x = 7,967,195.91

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1.5x scale

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.