Home / 14,673,170.80-20,249,608.12-8,146,800.60

Finding the Fourth Proportional to 14,673,170.80, 20,249,608.12 and 8,146,800.60

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Solution

The fourth proportional to 14,673,170.80, 20,249,608.12 and 8,146,800.60 is: 11,242,935.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,673,170.80 : 20,249,608.12 = 8,146,800.60 : x
  2. Step 2: Convert to fraction form
    14,673,170.80/20,249,608.12 = 8,146,800.60/x
  3. Step 3: Cross multiply
    14,673,170.80x = 20,249,608.12 × 8,146,800.60
  4. Step 4: Simplify right side
    14,673,170.80x = 164,969,519,581,780.88
  5. Step 5: Solve for x
    x = 164,969,519,581,780.88/14,673,170.80
  6. Step 6: Final answer
    x = 11,242,935.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.