Home / 31,044,077.24-42,530,578.75-29,880,461.96

Finding the Fourth Proportional to 31,044,077.24, 42,530,578.75 and 29,880,461.96

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Solution

The fourth proportional to 31,044,077.24, 42,530,578.75 and 29,880,461.96 is: 40,936,418.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,044,077.24 : 42,530,578.75 = 29,880,461.96 : x
  2. Step 2: Convert to fraction form
    31,044,077.24/42,530,578.75 = 29,880,461.96/x
  3. Step 3: Cross multiply
    31,044,077.24x = 42,530,578.75 × 29,880,461.96
  4. Step 4: Simplify right side
    31,044,077.24x = 1,270,833,340,476,159.50
  5. Step 5: Solve for x
    x = 1,270,833,340,476,159.50/31,044,077.24
  6. Step 6: Final answer
    x = 40,936,418.58

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.