Home / 35,642,766.14-49,178,587.05-20,172,850.76

Finding the Fourth Proportional to 35,642,766.14, 49,178,587.05 and 20,172,850.76

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Solution

The fourth proportional to 35,642,766.14, 49,178,587.05 and 20,172,850.76 is: 27,833,762.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,642,766.14 : 49,178,587.05 = 20,172,850.76 : x
  2. Step 2: Convert to fraction form
    35,642,766.14/49,178,587.05 = 20,172,850.76/x
  3. Step 3: Cross multiply
    35,642,766.14x = 49,178,587.05 × 20,172,850.76
  4. Step 4: Simplify right side
    35,642,766.14x = 992,072,297,147,318.62
  5. Step 5: Solve for x
    x = 992,072,297,147,318.62/35,642,766.14
  6. Step 6: Final answer
    x = 27,833,762.77

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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.