Home / 10,000,393.38-13,800,543.33-5,416,714.75

Finding the Fourth Proportional to 10,000,393.38, 13,800,543.33 and 5,416,714.75

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Solution

The fourth proportional to 10,000,393.38, 13,800,543.33 and 5,416,714.75 is: 7,475,066.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,000,393.38 : 13,800,543.33 = 5,416,714.75 : x
  2. Step 2: Convert to fraction form
    10,000,393.38/13,800,543.33 = 5,416,714.75/x
  3. Step 3: Cross multiply
    10,000,393.38x = 13,800,543.33 × 5,416,714.75
  4. Step 4: Simplify right side
    10,000,393.38x = 74,753,606,613,625.12
  5. Step 5: Solve for x
    x = 74,753,606,613,625.12/10,000,393.38
  6. Step 6: Final answer
    x = 7,475,066.61

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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.