Home / 7,113,529.68-9,813,991.32-4,667,490.96

Finding the Fourth Proportional to 7,113,529.68, 9,813,991.32 and 4,667,490.96

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Solution

The fourth proportional to 7,113,529.68, 9,813,991.32 and 4,667,490.96 is: 6,439,379.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,113,529.68 : 9,813,991.32 = 4,667,490.96 : x
  2. Step 2: Convert to fraction form
    7,113,529.68/9,813,991.32 = 4,667,490.96/x
  3. Step 3: Cross multiply
    7,113,529.68x = 9,813,991.32 × 4,667,490.96
  4. Step 4: Simplify right side
    7,113,529.68x = 45,806,715,767,618.47
  5. Step 5: Solve for x
    x = 45,806,715,767,618.47/7,113,529.68
  6. Step 6: Final answer
    x = 6,439,379.30

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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.