Home / 10,944,072.40-16,416,108.60-6,409,109.20

Finding the Fourth Proportional to 10,944,072.40, 16,416,108.60 and 6,409,109.20

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Solution

The fourth proportional to 10,944,072.40, 16,416,108.60 and 6,409,109.20 is: 9,613,663.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,944,072.40 : 16,416,108.60 = 6,409,109.20 : x
  2. Step 2: Convert to fraction form
    10,944,072.40/16,416,108.60 = 6,409,109.20/x
  3. Step 3: Cross multiply
    10,944,072.40x = 16,416,108.60 × 6,409,109.20
  4. Step 4: Simplify right side
    10,944,072.40x = 105,212,632,656,459.12
  5. Step 5: Solve for x
    x = 105,212,632,656,459.12/10,944,072.40
  6. Step 6: Final answer
    x = 9,613,663.80

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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.