Home / 8,991,037.45-13,486,556.18-8,167,303.90

Finding the Fourth Proportional to 8,991,037.45, 13,486,556.18 and 8,167,303.90

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Solution

The fourth proportional to 8,991,037.45, 13,486,556.18 and 8,167,303.90 is: 12,250,955.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,991,037.45 : 13,486,556.18 = 8,167,303.90 : x
  2. Step 2: Convert to fraction form
    8,991,037.45/13,486,556.18 = 8,167,303.90/x
  3. Step 3: Cross multiply
    8,991,037.45x = 13,486,556.18 × 8,167,303.90
  4. Step 4: Simplify right side
    8,991,037.45x = 110,148,802,886,483.11
  5. Step 5: Solve for x
    x = 110,148,802,886,483.11/8,991,037.45
  6. Step 6: Final answer
    x = 12,250,955.85

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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.