Home / 77,847,764.04-107,428,597.58-55,561,785.71

Finding the Fourth Proportional to 77,847,764.04, 107,428,597.58 and 55,561,785.71

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Solution

The fourth proportional to 77,847,764.04, 107,428,597.58 and 55,561,785.71 is: 76,674,324.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,847,764.04 : 107,428,597.58 = 55,561,785.71 : x
  2. Step 2: Convert to fraction form
    77,847,764.04/107,428,597.58 = 55,561,785.71/x
  3. Step 3: Cross multiply
    77,847,764.04x = 107,428,597.58 × 55,561,785.71
  4. Step 4: Simplify right side
    77,847,764.04x = 5,968,924,717,467,546
  5. Step 5: Solve for x
    x = 5,968,924,717,467,546/77,847,764.04
  6. Step 6: Final answer
    x = 76,674,324.45

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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.