Home / 20,594,627.40-30,891,941.10-15,826,384.20

Finding the Fourth Proportional to 20,594,627.40, 30,891,941.10 and 15,826,384.20

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Solution

The fourth proportional to 20,594,627.40, 30,891,941.10 and 15,826,384.20 is: 23,739,576.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,594,627.40 : 30,891,941.10 = 15,826,384.20 : x
  2. Step 2: Convert to fraction form
    20,594,627.40/30,891,941.10 = 15,826,384.20/x
  3. Step 3: Cross multiply
    20,594,627.40x = 30,891,941.10 × 15,826,384.20
  4. Step 4: Simplify right side
    20,594,627.40x = 488,907,728,532,370.62
  5. Step 5: Solve for x
    x = 488,907,728,532,370.62/20,594,627.40
  6. Step 6: Final answer
    x = 23,739,576.30

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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.