Home / 10,153,505.36-15,230,310.60-3,421,977.68

Finding the Fourth Proportional to 10,153,505.36, 15,230,310.60 and 3,421,977.68

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Solution

The fourth proportional to 10,153,505.36, 15,230,310.60 and 3,421,977.68 is: 5,132,984.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,153,505.36 : 15,230,310.60 = 3,421,977.68 : x
  2. Step 2: Convert to fraction form
    10,153,505.36/15,230,310.60 = 3,421,977.68/x
  3. Step 3: Cross multiply
    10,153,505.36x = 15,230,310.60 × 3,421,977.68
  4. Step 4: Simplify right side
    10,153,505.36x = 52,117,782,932,667.41
  5. Step 5: Solve for x
    x = 52,117,782,932,667.41/10,153,505.36
  6. Step 6: Final answer
    x = 5,132,984.23

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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.