Home / 76,368,254.48-105,388,464.12-41,561,362.16

Finding the Fourth Proportional to 76,368,254.48, 105,388,464.12 and 41,561,362.16

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Solution

The fourth proportional to 76,368,254.48, 105,388,464.12 and 41,561,362.16 is: 57,354,828.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,368,254.48 : 105,388,464.12 = 41,561,362.16 : x
  2. Step 2: Convert to fraction form
    76,368,254.48/105,388,464.12 = 41,561,362.16/x
  3. Step 3: Cross multiply
    76,368,254.48x = 105,388,464.12 × 41,561,362.16
  4. Step 4: Simplify right side
    76,368,254.48x = 4,380,088,124,777,485.50
  5. Step 5: Solve for x
    x = 4,380,088,124,777,485.50/76,368,254.48
  6. Step 6: Final answer
    x = 57,354,828.32

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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.