Home / 13,303,875.20-19,955,812.79-3,206,496.20

Finding the Fourth Proportional to 13,303,875.20, 19,955,812.79 and 3,206,496.20

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Solution

The fourth proportional to 13,303,875.20, 19,955,812.79 and 3,206,496.20 is: 4,809,744.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,303,875.20 : 19,955,812.79 = 3,206,496.20 : x
  2. Step 2: Convert to fraction form
    13,303,875.20/19,955,812.79 = 3,206,496.20/x
  3. Step 3: Cross multiply
    13,303,875.20x = 19,955,812.79 × 3,206,496.20
  4. Step 4: Simplify right side
    13,303,875.20x = 63,988,237,879,046.40
  5. Step 5: Solve for x
    x = 63,988,237,879,046.40/13,303,875.20
  6. Step 6: Final answer
    x = 4,809,744.30

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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.