Home / 12,176,674.81-16,797,440.43-7,528,974.15

Finding the Fourth Proportional to 12,176,674.81, 16,797,440.43 and 7,528,974.15

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Solution

The fourth proportional to 12,176,674.81, 16,797,440.43 and 7,528,974.15 is: 10,386,045.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,176,674.81 : 16,797,440.43 = 7,528,974.15 : x
  2. Step 2: Convert to fraction form
    12,176,674.81/16,797,440.43 = 7,528,974.15/x
  3. Step 3: Cross multiply
    12,176,674.81x = 16,797,440.43 × 7,528,974.15
  4. Step 4: Simplify right side
    12,176,674.81x = 126,467,494,783,634.89
  5. Step 5: Solve for x
    x = 126,467,494,783,634.89/12,176,674.81
  6. Step 6: Final answer
    x = 10,386,045.19

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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.