Home / 76,027,252.74-105,004,209.06-51,538,451.46

Finding the Fourth Proportional to 76,027,252.74, 105,004,209.06 and 51,538,451.46

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Solution

The fourth proportional to 76,027,252.74, 105,004,209.06 and 51,538,451.46 is: 71,181,768.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,027,252.74 : 105,004,209.06 = 51,538,451.46 : x
  2. Step 2: Convert to fraction form
    76,027,252.74/105,004,209.06 = 51,538,451.46/x
  3. Step 3: Cross multiply
    76,027,252.74x = 105,004,209.06 × 51,538,451.46
  4. Step 4: Simplify right side
    76,027,252.74x = 5,411,754,331,734,502
  5. Step 5: Solve for x
    x = 5,411,754,331,734,502/76,027,252.74
  6. Step 6: Final answer
    x = 71,181,768.86

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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.