Home / 12,203,451.50-16,838,132.33-7,043,823.69

Finding the Fourth Proportional to 12,203,451.50, 16,838,132.33 and 7,043,823.69

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Solution

The fourth proportional to 12,203,451.50, 16,838,132.33 and 7,043,823.69 is: 9,718,958.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,203,451.50 : 16,838,132.33 = 7,043,823.69 : x
  2. Step 2: Convert to fraction form
    12,203,451.50/16,838,132.33 = 7,043,823.69/x
  3. Step 3: Cross multiply
    12,203,451.50x = 16,838,132.33 × 7,043,823.69
  4. Step 4: Simplify right side
    12,203,451.50x = 118,604,835,316,253.97
  5. Step 5: Solve for x
    x = 118,604,835,316,253.97/12,203,451.50
  6. Step 6: Final answer
    x = 9,718,958.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.