Home / 14,758,812.40-22,138,218.60-12,239,388.40

Finding the Fourth Proportional to 14,758,812.40, 22,138,218.60 and 12,239,388.40

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Solution

The fourth proportional to 14,758,812.40, 22,138,218.60 and 12,239,388.40 is: 18,359,082.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,758,812.40 : 22,138,218.60 = 12,239,388.40 : x
  2. Step 2: Convert to fraction form
    14,758,812.40/22,138,218.60 = 12,239,388.40/x
  3. Step 3: Cross multiply
    14,758,812.40x = 22,138,218.60 × 12,239,388.40
  4. Step 4: Simplify right side
    14,758,812.40x = 270,958,255,929,504.28
  5. Step 5: Solve for x
    x = 270,958,255,929,504.28/14,758,812.40
  6. Step 6: Final answer
    x = 18,359,082.60

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1.5x scale

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.