Home / 12,079,195.76-16,662,937.93-7,180,933.59

Finding the Fourth Proportional to 12,079,195.76, 16,662,937.93 and 7,180,933.59

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Solution

The fourth proportional to 12,079,195.76, 16,662,937.93 and 7,180,933.59 is: 9,905,912.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,079,195.76 : 16,662,937.93 = 7,180,933.59 : x
  2. Step 2: Convert to fraction form
    12,079,195.76/16,662,937.93 = 7,180,933.59/x
  3. Step 3: Cross multiply
    12,079,195.76x = 16,662,937.93 × 7,180,933.59
  4. Step 4: Simplify right side
    12,079,195.76x = 119,655,450,606,307.38
  5. Step 5: Solve for x
    x = 119,655,450,606,307.38/12,079,195.76
  6. Step 6: Final answer
    x = 9,905,912.04

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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.