Home / 76,365,470.54-105,387,819.62-45,004,843.10

Finding the Fourth Proportional to 76,365,470.54, 105,387,819.62 and 45,004,843.10

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Solution

The fourth proportional to 76,365,470.54, 105,387,819.62 and 45,004,843.10 is: 62,108,728.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,365,470.54 : 105,387,819.62 = 45,004,843.10 : x
  2. Step 2: Convert to fraction form
    76,365,470.54/105,387,819.62 = 45,004,843.10/x
  3. Step 3: Cross multiply
    76,365,470.54x = 105,387,819.62 × 45,004,843.10
  4. Step 4: Simplify right side
    76,365,470.54x = 4,742,962,286,649,202
  5. Step 5: Solve for x
    x = 4,742,962,286,649,202/76,365,470.54
  6. Step 6: Final answer
    x = 62,108,728.63

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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.