Home / 13,303,889.70-19,955,834.54-3,206,510.70

Finding the Fourth Proportional to 13,303,889.70, 19,955,834.54 and 3,206,510.70

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Solution

The fourth proportional to 13,303,889.70, 19,955,834.54 and 3,206,510.70 is: 4,809,766.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,303,889.70 : 19,955,834.54 = 3,206,510.70 : x
  2. Step 2: Convert to fraction form
    13,303,889.70/19,955,834.54 = 3,206,510.70/x
  3. Step 3: Cross multiply
    13,303,889.70x = 19,955,834.54 × 3,206,510.70
  4. Step 4: Simplify right side
    13,303,889.70x = 63,988,596,979,939.58
  5. Step 5: Solve for x
    x = 63,988,596,979,939.58/13,303,889.70
  6. Step 6: Final answer
    x = 4,809,766.05

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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.