Home / 24,256,918.80-36,385,378.20-12,128,254.20

Finding the Fourth Proportional to 24,256,918.80, 36,385,378.20 and 12,128,254.20

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Solution

The fourth proportional to 24,256,918.80, 36,385,378.20 and 12,128,254.20 is: 18,192,381.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,256,918.80 : 36,385,378.20 = 12,128,254.20 : x
  2. Step 2: Convert to fraction form
    24,256,918.80/36,385,378.20 = 12,128,254.20/x
  3. Step 3: Cross multiply
    24,256,918.80x = 36,385,378.20 × 12,128,254.20
  4. Step 4: Simplify right side
    24,256,918.80x = 441,291,115,972,738.44
  5. Step 5: Solve for x
    x = 441,291,115,972,738.44/24,256,918.80
  6. Step 6: Final answer
    x = 18,192,381.30

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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.