Home / 15,134,734.08-20,850,445.44-10,542,746.88

Finding the Fourth Proportional to 15,134,734.08, 20,850,445.44 and 10,542,746.88

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Solution

The fourth proportional to 15,134,734.08, 20,850,445.44 and 10,542,746.88 is: 14,524,270.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,134,734.08 : 20,850,445.44 = 10,542,746.88 : x
  2. Step 2: Convert to fraction form
    15,134,734.08/20,850,445.44 = 10,542,746.88/x
  3. Step 3: Cross multiply
    15,134,734.08x = 20,850,445.44 × 10,542,746.88
  4. Step 4: Simplify right side
    15,134,734.08x = 219,820,968,609,170.25
  5. Step 5: Solve for x
    x = 219,820,968,609,170.25/15,134,734.08
  6. Step 6: Final answer
    x = 14,524,270.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.