Home / 7,724,143.80-11,586,215.70-4,322,921.40

Finding the Fourth Proportional to 7,724,143.80, 11,586,215.70 and 4,322,921.40

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Solution

The fourth proportional to 7,724,143.80, 11,586,215.70 and 4,322,921.40 is: 6,484,382.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,724,143.80 : 11,586,215.70 = 4,322,921.40 : x
  2. Step 2: Convert to fraction form
    7,724,143.80/11,586,215.70 = 4,322,921.40/x
  3. Step 3: Cross multiply
    7,724,143.80x = 11,586,215.70 × 4,322,921.40
  4. Step 4: Simplify right side
    7,724,143.80x = 50,086,299,794,545.98
  5. Step 5: Solve for x
    x = 50,086,299,794,545.98/7,724,143.80
  6. Step 6: Final answer
    x = 6,484,382.10

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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.