Home / 76,027,252.24-105,004,208.36-51,538,450.96

Finding the Fourth Proportional to 76,027,252.24, 105,004,208.36 and 51,538,450.96

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Solution

The fourth proportional to 76,027,252.24, 105,004,208.36 and 51,538,450.96 is: 71,181,768.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,027,252.24 : 105,004,208.36 = 51,538,450.96 : x
  2. Step 2: Convert to fraction form
    76,027,252.24/105,004,208.36 = 51,538,450.96/x
  3. Step 3: Cross multiply
    76,027,252.24x = 105,004,208.36 × 51,538,450.96
  4. Step 4: Simplify right side
    76,027,252.24x = 5,411,754,243,155,482
  5. Step 5: Solve for x
    x = 5,411,754,243,155,482/76,027,252.24
  6. Step 6: Final answer
    x = 71,181,768.16

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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.