Home / 19,631,783.70-29,448,083.79-5,254,834.50

Finding the Fourth Proportional to 19,631,783.70, 29,448,083.79 and 5,254,834.50

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Solution

The fourth proportional to 19,631,783.70, 29,448,083.79 and 5,254,834.50 is: 7,882,361.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,631,783.70 : 29,448,083.79 = 5,254,834.50 : x
  2. Step 2: Convert to fraction form
    19,631,783.70/29,448,083.79 = 5,254,834.50/x
  3. Step 3: Cross multiply
    19,631,783.70x = 29,448,083.79 × 5,254,834.50
  4. Step 4: Simplify right side
    19,631,783.70x = 154,744,806,658,582.75
  5. Step 5: Solve for x
    x = 154,744,806,658,582.75/19,631,783.70
  6. Step 6: Final answer
    x = 7,882,361.02

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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.