Home / 25,193,969.20-37,762,960.20-13,842,564.40

Finding the Fourth Proportional to 25,193,969.20, 37,762,960.20 and 13,842,564.40

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Solution

The fourth proportional to 25,193,969.20, 37,762,960.20 and 13,842,564.40 is: 20,748,465.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,193,969.20 : 37,762,960.20 = 13,842,564.40 : x
  2. Step 2: Convert to fraction form
    25,193,969.20/37,762,960.20 = 13,842,564.40/x
  3. Step 3: Cross multiply
    25,193,969.20x = 37,762,960.20 × 13,842,564.40
  4. Step 4: Simplify right side
    25,193,969.20x = 522,736,208,503,136.94
  5. Step 5: Solve for x
    x = 522,736,208,503,136.94/25,193,969.20
  6. Step 6: Final answer
    x = 20,748,465.81

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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.