Home / 10,780,269.60-16,170,404.40-10,000,822.80

Finding the Fourth Proportional to 10,780,269.60, 16,170,404.40 and 10,000,822.80

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Solution

The fourth proportional to 10,780,269.60, 16,170,404.40 and 10,000,822.80 is: 15,001,234.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,780,269.60 : 16,170,404.40 = 10,000,822.80 : x
  2. Step 2: Convert to fraction form
    10,780,269.60/16,170,404.40 = 10,000,822.80/x
  3. Step 3: Cross multiply
    10,780,269.60x = 16,170,404.40 × 10,000,822.80
  4. Step 4: Simplify right side
    10,780,269.60x = 161,717,349,008,740.34
  5. Step 5: Solve for x
    x = 161,717,349,008,740.34/10,780,269.60
  6. Step 6: Final answer
    x = 15,001,234.20

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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.