Home / 63,006,991.74-86,949,133.83-35,129,370.78

Finding the Fourth Proportional to 63,006,991.74, 86,949,133.83 and 35,129,370.78

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Solution

The fourth proportional to 63,006,991.74, 86,949,133.83 and 35,129,370.78 is: 48,478,244.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,006,991.74 : 86,949,133.83 = 35,129,370.78 : x
  2. Step 2: Convert to fraction form
    63,006,991.74/86,949,133.83 = 35,129,370.78/x
  3. Step 3: Cross multiply
    63,006,991.74x = 86,949,133.83 × 35,129,370.78
  4. Step 4: Simplify right side
    63,006,991.74x = 3,054,468,361,313,911.50
  5. Step 5: Solve for x
    x = 3,054,468,361,313,911.50/63,006,991.74
  6. Step 6: Final answer
    x = 48,478,244.67

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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.