Home / 66,406,166.76-91,641,005.46-37,039,402.92

Finding the Fourth Proportional to 66,406,166.76, 91,641,005.46 and 37,039,402.92

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Solution

The fourth proportional to 66,406,166.76, 91,641,005.46 and 37,039,402.92 is: 51,114,652.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,406,166.76 : 91,641,005.46 = 37,039,402.92 : x
  2. Step 2: Convert to fraction form
    66,406,166.76/91,641,005.46 = 37,039,402.92/x
  3. Step 3: Cross multiply
    66,406,166.76x = 91,641,005.46 × 37,039,402.92
  4. Step 4: Simplify right side
    66,406,166.76x = 3,394,328,125,226,860
  5. Step 5: Solve for x
    x = 3,394,328,125,226,860/66,406,166.76
  6. Step 6: Final answer
    x = 51,114,652.31

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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.