Home / 52,650,870.85-72,661,881.77-29,448,142.21

Finding the Fourth Proportional to 52,650,870.85, 72,661,881.77 and 29,448,142.21

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Solution

The fourth proportional to 52,650,870.85, 72,661,881.77 and 29,448,142.21 is: 40,640,494.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,650,870.85 : 72,661,881.77 = 29,448,142.21 : x
  2. Step 2: Convert to fraction form
    52,650,870.85/72,661,881.77 = 29,448,142.21/x
  3. Step 3: Cross multiply
    52,650,870.85x = 72,661,881.77 × 29,448,142.21
  4. Step 4: Simplify right side
    52,650,870.85x = 2,139,757,427,609,166.50
  5. Step 5: Solve for x
    x = 2,139,757,427,609,166.50/52,650,870.85
  6. Step 6: Final answer
    x = 40,640,494.51

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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.