Home / 38,448,035.65-57,672,053.48-20,227,312.45

Finding the Fourth Proportional to 38,448,035.65, 57,672,053.48 and 20,227,312.45

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Solution

The fourth proportional to 38,448,035.65, 57,672,053.48 and 20,227,312.45 is: 30,340,968.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,448,035.65 : 57,672,053.48 = 20,227,312.45 : x
  2. Step 2: Convert to fraction form
    38,448,035.65/57,672,053.48 = 20,227,312.45/x
  3. Step 3: Cross multiply
    38,448,035.65x = 57,672,053.48 × 20,227,312.45
  4. Step 4: Simplify right side
    38,448,035.65x = 1,166,550,645,373,069.75
  5. Step 5: Solve for x
    x = 1,166,550,645,373,069.75/38,448,035.65
  6. Step 6: Final answer
    x = 30,340,968.68

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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.