Home / 35,702,208.65-49,270,087.20-20,231,778.89

Finding the Fourth Proportional to 35,702,208.65, 49,270,087.20 and 20,231,778.89

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Solution

The fourth proportional to 35,702,208.65, 49,270,087.20 and 20,231,778.89 is: 27,920,443.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,702,208.65 : 49,270,087.20 = 20,231,778.89 : x
  2. Step 2: Convert to fraction form
    35,702,208.65/49,270,087.20 = 20,231,778.89/x
  3. Step 3: Cross multiply
    35,702,208.65x = 49,270,087.20 × 20,231,778.89
  4. Step 4: Simplify right side
    35,702,208.65x = 996,821,509,875,068.88
  5. Step 5: Solve for x
    x = 996,821,509,875,068.88/35,702,208.65
  6. Step 6: Final answer
    x = 27,920,443.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.