Home / 25,719,263.20-38,525,240.40-12,084,047.20

Finding the Fourth Proportional to 25,719,263.20, 38,525,240.40 and 12,084,047.20

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Solution

The fourth proportional to 25,719,263.20, 38,525,240.40 and 12,084,047.20 is: 18,100,861.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,719,263.20 : 38,525,240.40 = 12,084,047.20 : x
  2. Step 2: Convert to fraction form
    25,719,263.20/38,525,240.40 = 12,084,047.20/x
  3. Step 3: Cross multiply
    25,719,263.20x = 38,525,240.40 × 12,084,047.20
  4. Step 4: Simplify right side
    25,719,263.20x = 465,540,823,384,946.81
  5. Step 5: Solve for x
    x = 465,540,823,384,946.81/25,719,263.20
  6. Step 6: Final answer
    x = 18,100,861.59

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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.