Home / 10,944,091.60-16,416,137.40-6,409,128.40

Finding the Fourth Proportional to 10,944,091.60, 16,416,137.40 and 6,409,128.40

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Solution

The fourth proportional to 10,944,091.60, 16,416,137.40 and 6,409,128.40 is: 9,613,692.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,944,091.60 : 16,416,137.40 = 6,409,128.40 : x
  2. Step 2: Convert to fraction form
    10,944,091.60/16,416,137.40 = 6,409,128.40/x
  3. Step 3: Cross multiply
    10,944,091.60x = 16,416,137.40 × 6,409,128.40
  4. Step 4: Simplify right side
    10,944,091.60x = 105,213,132,428,642.17
  5. Step 5: Solve for x
    x = 105,213,132,428,642.17/10,944,091.60
  6. Step 6: Final answer
    x = 9,613,692.60

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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.