Home / 25,426,458.78-35,088,251.67-18,929,144.22

Finding the Fourth Proportional to 25,426,458.78, 35,088,251.67 and 18,929,144.22

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Solution

The fourth proportional to 25,426,458.78, 35,088,251.67 and 18,929,144.22 is: 26,122,024.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,426,458.78 : 35,088,251.67 = 18,929,144.22 : x
  2. Step 2: Convert to fraction form
    25,426,458.78/35,088,251.67 = 18,929,144.22/x
  3. Step 3: Cross multiply
    25,426,458.78x = 35,088,251.67 × 18,929,144.22
  4. Step 4: Simplify right side
    25,426,458.78x = 664,190,576,289,085.88
  5. Step 5: Solve for x
    x = 664,190,576,289,085.88/25,426,458.78
  6. Step 6: Final answer
    x = 26,122,024.39

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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.