Home / 66,147,693.09-99,234,784.14-37,042,921.89

Finding the Fourth Proportional to 66,147,693.09, 99,234,784.14 and 37,042,921.89

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Solution

The fourth proportional to 66,147,693.09, 99,234,784.14 and 37,042,921.89 is: 55,571,799.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,147,693.09 : 99,234,784.14 = 37,042,921.89 : x
  2. Step 2: Convert to fraction form
    66,147,693.09/99,234,784.14 = 37,042,921.89/x
  3. Step 3: Cross multiply
    66,147,693.09x = 99,234,784.14 × 37,042,921.89
  4. Step 4: Simplify right side
    66,147,693.09x = 3,675,946,357,669,031
  5. Step 5: Solve for x
    x = 3,675,946,357,669,031/66,147,693.09
  6. Step 6: Final answer
    x = 55,571,799.80

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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.