Home / 20,162,248.80-30,243,373.20-6,699,076.80

Finding the Fourth Proportional to 20,162,248.80, 30,243,373.20 and 6,699,076.80

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Solution

The fourth proportional to 20,162,248.80, 30,243,373.20 and 6,699,076.80 is: 10,048,615.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,162,248.80 : 30,243,373.20 = 6,699,076.80 : x
  2. Step 2: Convert to fraction form
    20,162,248.80/30,243,373.20 = 6,699,076.80/x
  3. Step 3: Cross multiply
    20,162,248.80x = 30,243,373.20 × 6,699,076.80
  4. Step 4: Simplify right side
    20,162,248.80x = 202,602,679,757,861.75
  5. Step 5: Solve for x
    x = 202,602,679,757,861.75/20,162,248.80
  6. Step 6: Final answer
    x = 10,048,615.20

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1.5x scale

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.