Home / 66,795,501.20-100,226,429.40-26,407,302.80

Finding the Fourth Proportional to 66,795,501.20, 100,226,429.40 and 26,407,302.80

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Solution

The fourth proportional to 66,795,501.20, 100,226,429.40 and 26,407,302.80 is: 39,624,070.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,795,501.20 : 100,226,429.40 = 26,407,302.80 : x
  2. Step 2: Convert to fraction form
    66,795,501.20/100,226,429.40 = 26,407,302.80/x
  3. Step 3: Cross multiply
    66,795,501.20x = 100,226,429.40 × 26,407,302.80
  4. Step 4: Simplify right side
    66,795,501.20x = 2,646,709,669,728,622.50
  5. Step 5: Solve for x
    x = 2,646,709,669,728,622.50/66,795,501.20
  6. Step 6: Final answer
    x = 39,624,070.82

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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.