Home / 61,886,791.50-85,406,077.10-37,111,012.08

Finding the Fourth Proportional to 61,886,791.50, 85,406,077.10 and 37,111,012.08

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Solution

The fourth proportional to 61,886,791.50, 85,406,077.10 and 37,111,012.08 is: 51,214,578.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,886,791.50 : 85,406,077.10 = 37,111,012.08 : x
  2. Step 2: Convert to fraction form
    61,886,791.50/85,406,077.10 = 37,111,012.08/x
  3. Step 3: Cross multiply
    61,886,791.50x = 85,406,077.10 × 37,111,012.08
  4. Step 4: Simplify right side
    61,886,791.50x = 3,169,505,958,963,511
  5. Step 5: Solve for x
    x = 3,169,505,958,963,511/61,886,791.50
  6. Step 6: Final answer
    x = 51,214,578.78

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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.