Home / 15,177,150.86-20,945,674.71-9,672,996.74

Finding the Fourth Proportional to 15,177,150.86, 20,945,674.71 and 9,672,996.74

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Solution

The fourth proportional to 15,177,150.86, 20,945,674.71 and 9,672,996.74 is: 13,349,504.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,177,150.86 : 20,945,674.71 = 9,672,996.74 : x
  2. Step 2: Convert to fraction form
    15,177,150.86/20,945,674.71 = 9,672,996.74/x
  3. Step 3: Cross multiply
    15,177,150.86x = 20,945,674.71 × 9,672,996.74
  4. Step 4: Simplify right side
    15,177,150.86x = 202,607,443,082,202.06
  5. Step 5: Solve for x
    x = 202,607,443,082,202.06/15,177,150.86
  6. Step 6: Final answer
    x = 13,349,504.46

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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.