Home / 10,403,329.20-15,604,993.80-3,672,423.60

Finding the Fourth Proportional to 10,403,329.20, 15,604,993.80 and 3,672,423.60

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Solution

The fourth proportional to 10,403,329.20, 15,604,993.80 and 3,672,423.60 is: 5,508,635.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,403,329.20 : 15,604,993.80 = 3,672,423.60 : x
  2. Step 2: Convert to fraction form
    10,403,329.20/15,604,993.80 = 3,672,423.60/x
  3. Step 3: Cross multiply
    10,403,329.20x = 15,604,993.80 × 3,672,423.60
  4. Step 4: Simplify right side
    10,403,329.20x = 57,308,147,508,973.69
  5. Step 5: Solve for x
    x = 57,308,147,508,973.69/10,403,329.20
  6. Step 6: Final answer
    x = 5,508,635.40

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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.