Home / 7,858,036.92-11,787,058.65-3,535,037.72

Finding the Fourth Proportional to 7,858,036.92, 11,787,058.65 and 3,535,037.72

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Solution

The fourth proportional to 7,858,036.92, 11,787,058.65 and 3,535,037.72 is: 5,302,558.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,858,036.92 : 11,787,058.65 = 3,535,037.72 : x
  2. Step 2: Convert to fraction form
    7,858,036.92/11,787,058.65 = 3,535,037.72/x
  3. Step 3: Cross multiply
    7,858,036.92x = 11,787,058.65 × 3,535,037.72
  4. Step 4: Simplify right side
    7,858,036.92x = 41,667,696,935,602.28
  5. Step 5: Solve for x
    x = 41,667,696,935,602.28/7,858,036.92
  6. Step 6: Final answer
    x = 5,302,558.05

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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.