Home / 65,661,692.81-90,611,555.54-35,891,004.94

Finding the Fourth Proportional to 65,661,692.81, 90,611,555.54 and 35,891,004.94

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Solution

The fourth proportional to 65,661,692.81, 90,611,555.54 and 35,891,004.94 is: 49,528,722.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,661,692.81 : 90,611,555.54 = 35,891,004.94 : x
  2. Step 2: Convert to fraction form
    65,661,692.81/90,611,555.54 = 35,891,004.94/x
  3. Step 3: Cross multiply
    65,661,692.81x = 90,611,555.54 × 35,891,004.94
  4. Step 4: Simplify right side
    65,661,692.81x = 3,252,139,787,101,240.50
  5. Step 5: Solve for x
    x = 3,252,139,787,101,240.50/65,661,692.81
  6. Step 6: Final answer
    x = 49,528,722.89

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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.