Home / 51,857,730.45-71,563,521.11-28,652,692.10

Finding the Fourth Proportional to 51,857,730.45, 71,563,521.11 and 28,652,692.10

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Solution

The fourth proportional to 51,857,730.45, 71,563,521.11 and 28,652,692.10 is: 39,540,633.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,857,730.45 : 71,563,521.11 = 28,652,692.10 : x
  2. Step 2: Convert to fraction form
    51,857,730.45/71,563,521.11 = 28,652,692.10/x
  3. Step 3: Cross multiply
    51,857,730.45x = 71,563,521.11 × 28,652,692.10
  4. Step 4: Simplify right side
    51,857,730.45x = 2,050,487,535,455,599.25
  5. Step 5: Solve for x
    x = 2,050,487,535,455,599.25/51,857,730.45
  6. Step 6: Final answer
    x = 39,540,633.92

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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.