Home / 25,754,675.63-35,505,938.34-20,545,364.64

Finding the Fourth Proportional to 25,754,675.63, 35,505,938.34 and 20,545,364.64

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Solution

The fourth proportional to 25,754,675.63, 35,505,938.34 and 20,545,364.64 is: 28,324,272.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,754,675.63 : 35,505,938.34 = 20,545,364.64 : x
  2. Step 2: Convert to fraction form
    25,754,675.63/35,505,938.34 = 20,545,364.64/x
  3. Step 3: Cross multiply
    25,754,675.63x = 35,505,938.34 × 20,545,364.64
  4. Step 4: Simplify right side
    25,754,675.63x = 729,482,450,080,656.38
  5. Step 5: Solve for x
    x = 729,482,450,080,656.38/25,754,675.63
  6. Step 6: Final answer
    x = 28,324,272.48

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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.