Home / 8,353,485.20-12,530,227.80-7,358,157.20

Finding the Fourth Proportional to 8,353,485.20, 12,530,227.80 and 7,358,157.20

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Solution

The fourth proportional to 8,353,485.20, 12,530,227.80 and 7,358,157.20 is: 11,037,235.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,353,485.20 : 12,530,227.80 = 7,358,157.20 : x
  2. Step 2: Convert to fraction form
    8,353,485.20/12,530,227.80 = 7,358,157.20/x
  3. Step 3: Cross multiply
    8,353,485.20x = 12,530,227.80 × 7,358,157.20
  4. Step 4: Simplify right side
    8,353,485.20x = 92,199,385,904,210.17
  5. Step 5: Solve for x
    x = 92,199,385,904,210.17/8,353,485.20
  6. Step 6: Final answer
    x = 11,037,235.80

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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.