Home / 11,347,800-15,649,039.94-7,634,995.71

Finding the Fourth Proportional to 11,347,800, 15,649,039.94 and 7,634,995.71

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Solution

The fourth proportional to 11,347,800, 15,649,039.94 and 7,634,995.71 is: 10,528,944.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,347,800 : 15,649,039.94 = 7,634,995.71 : x
  2. Step 2: Convert to fraction form
    11,347,800/15,649,039.94 = 7,634,995.71/x
  3. Step 3: Cross multiply
    11,347,800x = 15,649,039.94 × 7,634,995.71
  4. Step 4: Simplify right side
    11,347,800x = 119,480,352,769,343.69
  5. Step 5: Solve for x
    x = 119,480,352,769,343.69/11,347,800
  6. Step 6: Final answer
    x = 10,528,944.18

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1.5x scale

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.