Home / 9,259,603.77-12,775,944.72-5,340,558.54

Finding the Fourth Proportional to 9,259,603.77, 12,775,944.72 and 5,340,558.54

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Solution

The fourth proportional to 9,259,603.77, 12,775,944.72 and 5,340,558.54 is: 7,368,639.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,259,603.77 : 12,775,944.72 = 5,340,558.54 : x
  2. Step 2: Convert to fraction form
    9,259,603.77/12,775,944.72 = 5,340,558.54/x
  3. Step 3: Cross multiply
    9,259,603.77x = 12,775,944.72 × 5,340,558.54
  4. Step 4: Simplify right side
    9,259,603.77x = 68,230,680,680,963.91
  5. Step 5: Solve for x
    x = 68,230,680,680,963.91/9,259,603.77
  6. Step 6: Final answer
    x = 7,368,639.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.