Home / 66,384,193.95-91,607,924.70-36,616,021.65

Finding the Fourth Proportional to 66,384,193.95, 91,607,924.70 and 36,616,021.65

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Solution

The fourth proportional to 66,384,193.95, 91,607,924.70 and 36,616,021.65 is: 50,528,861.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,384,193.95 : 91,607,924.70 = 36,616,021.65 : x
  2. Step 2: Convert to fraction form
    66,384,193.95/91,607,924.70 = 36,616,021.65/x
  3. Step 3: Cross multiply
    66,384,193.95x = 91,607,924.70 × 36,616,021.65
  4. Step 4: Simplify right side
    66,384,193.95x = 3,354,317,754,126,769.50
  5. Step 5: Solve for x
    x = 3,354,317,754,126,769.50/66,384,193.95
  6. Step 6: Final answer
    x = 50,528,861.68

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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.