Home / 52,420,147.08-72,340,161.93-29,216,768.82

Finding the Fourth Proportional to 52,420,147.08, 72,340,161.93 and 29,216,768.82

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Solution

The fourth proportional to 52,420,147.08, 72,340,161.93 and 29,216,768.82 is: 40,319,341.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,420,147.08 : 72,340,161.93 = 29,216,768.82 : x
  2. Step 2: Convert to fraction form
    52,420,147.08/72,340,161.93 = 29,216,768.82/x
  3. Step 3: Cross multiply
    52,420,147.08x = 72,340,161.93 × 29,216,768.82
  4. Step 4: Simplify right side
    52,420,147.08x = 2,113,545,787,510,175.25
  5. Step 5: Solve for x
    x = 2,113,545,787,510,175.25/52,420,147.08
  6. Step 6: Final answer
    x = 40,319,341.04

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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.