Home / 25,372,709.74-35,001,113.34-15,585,359.86

Finding the Fourth Proportional to 25,372,709.74, 35,001,113.34 and 15,585,359.86

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Solution

The fourth proportional to 25,372,709.74, 35,001,113.34 and 15,585,359.86 is: 21,499,672.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,372,709.74 : 35,001,113.34 = 15,585,359.86 : x
  2. Step 2: Convert to fraction form
    25,372,709.74/35,001,113.34 = 15,585,359.86/x
  3. Step 3: Cross multiply
    25,372,709.74x = 35,001,113.34 × 15,585,359.86
  4. Step 4: Simplify right side
    25,372,709.74x = 545,504,946,904,546.56
  5. Step 5: Solve for x
    x = 545,504,946,904,546.56/25,372,709.74
  6. Step 6: Final answer
    x = 21,499,672.38

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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.