Home / 25,296,364.60-37,923,283.86-20,492,139.96

Finding the Fourth Proportional to 25,296,364.60, 37,923,283.86 and 20,492,139.96

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Solution

The fourth proportional to 25,296,364.60, 37,923,283.86 and 20,492,139.96 is: 30,720,985.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,296,364.60 : 37,923,283.86 = 20,492,139.96 : x
  2. Step 2: Convert to fraction form
    25,296,364.60/37,923,283.86 = 20,492,139.96/x
  3. Step 3: Cross multiply
    25,296,364.60x = 37,923,283.86 × 20,492,139.96
  4. Step 4: Simplify right side
    25,296,364.60x = 777,129,240,601,929.12
  5. Step 5: Solve for x
    x = 777,129,240,601,929.12/25,296,364.60
  6. Step 6: Final answer
    x = 30,720,985.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.