Home / 37,341,907.81-56,000,739.76-12,407,621.78

Finding the Fourth Proportional to 37,341,907.81, 56,000,739.76 and 12,407,621.78

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Solution

The fourth proportional to 37,341,907.81, 56,000,739.76 and 12,407,621.78 is: 18,607,404.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,341,907.81 : 56,000,739.76 = 12,407,621.78 : x
  2. Step 2: Convert to fraction form
    37,341,907.81/56,000,739.76 = 12,407,621.78/x
  3. Step 3: Cross multiply
    37,341,907.81x = 56,000,739.76 × 12,407,621.78
  4. Step 4: Simplify right side
    37,341,907.81x = 694,835,998,451,270.75
  5. Step 5: Solve for x
    x = 694,835,998,451,270.75/37,341,907.81
  6. Step 6: Final answer
    x = 18,607,404.90

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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.