Home / 12,303,950.20-18,450,395.70-4,728,398.20

Finding the Fourth Proportional to 12,303,950.20, 18,450,395.70 and 4,728,398.20

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Solution

The fourth proportional to 12,303,950.20, 18,450,395.70 and 4,728,398.20 is: 7,090,472.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,303,950.20 : 18,450,395.70 = 4,728,398.20 : x
  2. Step 2: Convert to fraction form
    12,303,950.20/18,450,395.70 = 4,728,398.20/x
  3. Step 3: Cross multiply
    12,303,950.20x = 18,450,395.70 × 4,728,398.20
  4. Step 4: Simplify right side
    12,303,950.20x = 87,240,817,817,167.73
  5. Step 5: Solve for x
    x = 87,240,817,817,167.73/12,303,950.20
  6. Step 6: Final answer
    x = 7,090,472.28

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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.