Home / 23,922,012.80-35,883,019.20-21,087,660.80

Finding the Fourth Proportional to 23,922,012.80, 35,883,019.20 and 21,087,660.80

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Solution

The fourth proportional to 23,922,012.80, 35,883,019.20 and 21,087,660.80 is: 31,631,491.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,922,012.80 : 35,883,019.20 = 21,087,660.80 : x
  2. Step 2: Convert to fraction form
    23,922,012.80/35,883,019.20 = 21,087,660.80/x
  3. Step 3: Cross multiply
    23,922,012.80x = 35,883,019.20 × 21,087,660.80
  4. Step 4: Simplify right side
    23,922,012.80x = 756,688,937,369,487.50
  5. Step 5: Solve for x
    x = 756,688,937,369,487.50/23,922,012.80
  6. Step 6: Final answer
    x = 31,631,491.20

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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.