Home / 8,670,644.80-13,014,037.04-4,413,999.68

Finding the Fourth Proportional to 8,670,644.80, 13,014,037.04 and 4,413,999.68

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Solution

The fourth proportional to 8,670,644.80, 13,014,037.04 and 4,413,999.68 is: 6,625,107.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,670,644.80 : 13,014,037.04 = 4,413,999.68 : x
  2. Step 2: Convert to fraction form
    8,670,644.80/13,014,037.04 = 4,413,999.68/x
  3. Step 3: Cross multiply
    8,670,644.80x = 13,014,037.04 × 4,413,999.68
  4. Step 4: Simplify right side
    8,670,644.80x = 57,443,955,330,068.14
  5. Step 5: Solve for x
    x = 57,443,955,330,068.14/8,670,644.80
  6. Step 6: Final answer
    x = 6,625,107.67

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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.