Home / 12,176,673.17-16,797,438.17-7,528,972.50

Finding the Fourth Proportional to 12,176,673.17, 16,797,438.17 and 7,528,972.50

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Solution

The fourth proportional to 12,176,673.17, 16,797,438.17 and 7,528,972.50 is: 10,386,042.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,176,673.17 : 16,797,438.17 = 7,528,972.50 : x
  2. Step 2: Convert to fraction form
    12,176,673.17/16,797,438.17 = 7,528,972.50/x
  3. Step 3: Cross multiply
    12,176,673.17x = 16,797,438.17 × 7,528,972.50
  4. Step 4: Simplify right side
    12,176,673.17x = 126,467,450,014,735.45
  5. Step 5: Solve for x
    x = 126,467,450,014,735.45/12,176,673.17
  6. Step 6: Final answer
    x = 10,386,042.91

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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.