Home / 10,980,000.60-16,470,000.90-3,407,731.80

Finding the Fourth Proportional to 10,980,000.60, 16,470,000.90 and 3,407,731.80

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Solution

The fourth proportional to 10,980,000.60, 16,470,000.90 and 3,407,731.80 is: 5,111,597.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,980,000.60 : 16,470,000.90 = 3,407,731.80 : x
  2. Step 2: Convert to fraction form
    10,980,000.60/16,470,000.90 = 3,407,731.80/x
  3. Step 3: Cross multiply
    10,980,000.60x = 16,470,000.90 × 3,407,731.80
  4. Step 4: Simplify right side
    10,980,000.60x = 56,125,345,812,958.62
  5. Step 5: Solve for x
    x = 56,125,345,812,958.62/10,980,000.60
  6. Step 6: Final answer
    x = 5,111,597.70

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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.