Home / 66,756,657.62-100,054,273.77-34,390,904.28

Finding the Fourth Proportional to 66,756,657.62, 100,054,273.77 and 34,390,904.28

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Solution

The fourth proportional to 66,756,657.62, 100,054,273.77 and 34,390,904.28 is: 51,544,775.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,756,657.62 : 100,054,273.77 = 34,390,904.28 : x
  2. Step 2: Convert to fraction form
    66,756,657.62/100,054,273.77 = 34,390,904.28/x
  3. Step 3: Cross multiply
    66,756,657.62x = 100,054,273.77 × 34,390,904.28
  4. Step 4: Simplify right side
    66,756,657.62x = 3,440,956,952,028,984.50
  5. Step 5: Solve for x
    x = 3,440,956,952,028,984.50/66,756,657.62
  6. Step 6: Final answer
    x = 51,544,775.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.