Home / 36,886,656.30-55,363,445.55-18,703,500.90

Finding the Fourth Proportional to 36,886,656.30, 55,363,445.55 and 18,703,500.90

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Solution

The fourth proportional to 36,886,656.30, 55,363,445.55 and 18,703,500.90 is: 28,072,217.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,886,656.30 : 55,363,445.55 = 18,703,500.90 : x
  2. Step 2: Convert to fraction form
    36,886,656.30/55,363,445.55 = 18,703,500.90/x
  3. Step 3: Cross multiply
    36,886,656.30x = 55,363,445.55 × 18,703,500.90
  4. Step 4: Simplify right side
    36,886,656.30x = 1,035,490,253,671,525.88
  5. Step 5: Solve for x
    x = 1,035,490,253,671,525.88/36,886,656.30
  6. Step 6: Final answer
    x = 28,072,217.91

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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.