Home / 10,400,784.51-15,598,130.01-3,919,183.56

Finding the Fourth Proportional to 10,400,784.51, 15,598,130.01 and 3,919,183.56

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Solution

The fourth proportional to 10,400,784.51, 15,598,130.01 and 3,919,183.56 is: 5,877,627.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,400,784.51 : 15,598,130.01 = 3,919,183.56 : x
  2. Step 2: Convert to fraction form
    10,400,784.51/15,598,130.01 = 3,919,183.56/x
  3. Step 3: Cross multiply
    10,400,784.51x = 15,598,130.01 × 3,919,183.56
  4. Step 4: Simplify right side
    10,400,784.51x = 61,131,934,701,934.63
  5. Step 5: Solve for x
    x = 61,131,934,701,934.63/10,400,784.51
  6. Step 6: Final answer
    x = 5,877,627.27

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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.