Home / 7,219,895.40-10,827,218.70-3,624,467.40

Finding the Fourth Proportional to 7,219,895.40, 10,827,218.70 and 3,624,467.40

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Solution

The fourth proportional to 7,219,895.40, 10,827,218.70 and 3,624,467.40 is: 5,435,383.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,219,895.40 : 10,827,218.70 = 3,624,467.40 : x
  2. Step 2: Convert to fraction form
    7,219,895.40/10,827,218.70 = 3,624,467.40/x
  3. Step 3: Cross multiply
    7,219,895.40x = 10,827,218.70 × 3,624,467.40
  4. Step 4: Simplify right side
    7,219,895.40x = 39,242,901,210,820.38
  5. Step 5: Solve for x
    x = 39,242,901,210,820.38/7,219,895.40
  6. Step 6: Final answer
    x = 5,435,383.62

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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.