Home / 38,775,828.72-58,163,568.12-10,019,519.76

Finding the Fourth Proportional to 38,775,828.72, 58,163,568.12 and 10,019,519.76

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Solution

The fourth proportional to 38,775,828.72, 58,163,568.12 and 10,019,519.76 is: 15,029,234.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,775,828.72 : 58,163,568.12 = 10,019,519.76 : x
  2. Step 2: Convert to fraction form
    38,775,828.72/58,163,568.12 = 10,019,519.76/x
  3. Step 3: Cross multiply
    38,775,828.72x = 58,163,568.12 × 10,019,519.76
  4. Step 4: Simplify right side
    38,775,828.72x = 582,771,020,090,446
  5. Step 5: Solve for x
    x = 582,771,020,090,446/38,775,828.72
  6. Step 6: Final answer
    x = 15,029,234.43

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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.