Home / 66,641,970.96-91,965,240-37,273,233.42

Finding the Fourth Proportional to 66,641,970.96, 91,965,240 and 37,273,233.42

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Solution

The fourth proportional to 66,641,970.96, 91,965,240 and 37,273,233.42 is: 51,436,681.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,641,970.96 : 91,965,240 = 37,273,233.42 : x
  2. Step 2: Convert to fraction form
    66,641,970.96/91,965,240 = 37,273,233.42/x
  3. Step 3: Cross multiply
    66,641,970.96x = 91,965,240 × 37,273,233.42
  4. Step 4: Simplify right side
    66,641,970.96x = 3,427,841,857,046,321
  5. Step 5: Solve for x
    x = 3,427,841,857,046,321/66,641,970.96
  6. Step 6: Final answer
    x = 51,436,681.83

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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.