Home / 8,353,329.20-12,529,993.80-7,358,001.20

Finding the Fourth Proportional to 8,353,329.20, 12,529,993.80 and 7,358,001.20

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Solution

The fourth proportional to 8,353,329.20, 12,529,993.80 and 7,358,001.20 is: 11,037,001.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,353,329.20 : 12,529,993.80 = 7,358,001.20 : x
  2. Step 2: Convert to fraction form
    8,353,329.20/12,529,993.80 = 7,358,001.20/x
  3. Step 3: Cross multiply
    8,353,329.20x = 12,529,993.80 × 7,358,001.20
  4. Step 4: Simplify right side
    8,353,329.20x = 92,195,709,416,392.56
  5. Step 5: Solve for x
    x = 92,195,709,416,392.56/8,353,329.20
  6. Step 6: Final answer
    x = 11,037,001.80

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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.