Home / 76,858,011.54-106,053,581.07-45,911,611.62

Finding the Fourth Proportional to 76,858,011.54, 106,053,581.07 and 45,911,611.62

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Solution

The fourth proportional to 76,858,011.54, 106,053,581.07 and 45,911,611.62 is: 63,351,766.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,858,011.54 : 106,053,581.07 = 45,911,611.62 : x
  2. Step 2: Convert to fraction form
    76,858,011.54/106,053,581.07 = 45,911,611.62/x
  3. Step 3: Cross multiply
    76,858,011.54x = 106,053,581.07 × 45,911,611.62
  4. Step 4: Simplify right side
    76,858,011.54x = 4,869,090,824,996,023
  5. Step 5: Solve for x
    x = 4,869,090,824,996,023/76,858,011.54
  6. Step 6: Final answer
    x = 63,351,766.82

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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.