Home / 13,385,614.50-18,473,722.65-7,953,106.50

Finding the Fourth Proportional to 13,385,614.50, 18,473,722.65 and 7,953,106.50

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Solution

The fourth proportional to 13,385,614.50, 18,473,722.65 and 7,953,106.50 is: 10,976,222.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,385,614.50 : 18,473,722.65 = 7,953,106.50 : x
  2. Step 2: Convert to fraction form
    13,385,614.50/18,473,722.65 = 7,953,106.50/x
  3. Step 3: Cross multiply
    13,385,614.50x = 18,473,722.65 × 7,953,106.50
  4. Step 4: Simplify right side
    13,385,614.50x = 146,923,483,686,912.22
  5. Step 5: Solve for x
    x = 146,923,483,686,912.22/13,385,614.50
  6. Step 6: Final answer
    x = 10,976,222.55

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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.