Home / 36,912,511.40-55,363,518.30-12,652,557.80

Finding the Fourth Proportional to 36,912,511.40, 55,363,518.30 and 12,652,557.80

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Solution

The fourth proportional to 36,912,511.40, 55,363,518.30 and 12,652,557.80 is: 18,977,037.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,912,511.40 : 55,363,518.30 = 12,652,557.80 : x
  2. Step 2: Convert to fraction form
    36,912,511.40/55,363,518.30 = 12,652,557.80/x
  3. Step 3: Cross multiply
    36,912,511.40x = 55,363,518.30 × 12,652,557.80
  4. Step 4: Simplify right side
    36,912,511.40x = 700,490,115,302,107.75
  5. Step 5: Solve for x
    x = 700,490,115,302,107.75/36,912,511.40
  6. Step 6: Final answer
    x = 18,977,037.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.