Home / 35,457,970.20-53,188,704.90-18,451,858.20

Finding the Fourth Proportional to 35,457,970.20, 53,188,704.90 and 18,451,858.20

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Solution

The fourth proportional to 35,457,970.20, 53,188,704.90 and 18,451,858.20 is: 27,678,697.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,457,970.20 : 53,188,704.90 = 18,451,858.20 : x
  2. Step 2: Convert to fraction form
    35,457,970.20/53,188,704.90 = 18,451,858.20/x
  3. Step 3: Cross multiply
    35,457,970.20x = 53,188,704.90 × 18,451,858.20
  4. Step 4: Simplify right side
    35,457,970.20x = 981,430,440,656,445.12
  5. Step 5: Solve for x
    x = 981,430,440,656,445.12/35,457,970.20
  6. Step 6: Final answer
    x = 27,678,697.77

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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.