Home / 11,195,827.07-15,444,315.71-7,705,105.63

Finding the Fourth Proportional to 11,195,827.07, 15,444,315.71 and 7,705,105.63

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Solution

The fourth proportional to 11,195,827.07, 15,444,315.71 and 7,705,105.63 is: 10,628,967.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,195,827.07 : 15,444,315.71 = 7,705,105.63 : x
  2. Step 2: Convert to fraction form
    11,195,827.07/15,444,315.71 = 7,705,105.63/x
  3. Step 3: Cross multiply
    11,195,827.07x = 15,444,315.71 × 7,705,105.63
  4. Step 4: Simplify right side
    11,195,827.07x = 119,000,083,923,717.50
  5. Step 5: Solve for x
    x = 119,000,083,923,717.50/11,195,827.07
  6. Step 6: Final answer
    x = 10,628,967.67

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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.