Home / 7,621,428.36-10,517,529.72-4,183,727.88

Finding the Fourth Proportional to 7,621,428.36, 10,517,529.72 and 4,183,727.88

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Solution

The fourth proportional to 7,621,428.36, 10,517,529.72 and 4,183,727.88 is: 5,773,521.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,621,428.36 : 10,517,529.72 = 4,183,727.88 : x
  2. Step 2: Convert to fraction form
    7,621,428.36/10,517,529.72 = 4,183,727.88/x
  3. Step 3: Cross multiply
    7,621,428.36x = 10,517,529.72 × 4,183,727.88
  4. Step 4: Simplify right side
    7,621,428.36x = 44,002,482,318,292.59
  5. Step 5: Solve for x
    x = 44,002,482,318,292.59/7,621,428.36
  6. Step 6: Final answer
    x = 5,773,521.74

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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.