Home / 9,250,460.52-12,765,480.90-5,120,403.05

Finding the Fourth Proportional to 9,250,460.52, 12,765,480.90 and 5,120,403.05

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Solution

The fourth proportional to 9,250,460.52, 12,765,480.90 and 5,120,403.05 is: 7,066,070.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,250,460.52 : 12,765,480.90 = 5,120,403.05 : x
  2. Step 2: Convert to fraction form
    9,250,460.52/12,765,480.90 = 5,120,403.05/x
  3. Step 3: Cross multiply
    9,250,460.52x = 12,765,480.90 × 5,120,403.05
  4. Step 4: Simplify right side
    9,250,460.52x = 65,364,407,271,249.34
  5. Step 5: Solve for x
    x = 65,364,407,271,249.34/9,250,460.52
  6. Step 6: Final answer
    x = 7,066,070.62

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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.