Home / 10,971,421.60-16,457,132.40-2,993,245.60

Finding the Fourth Proportional to 10,971,421.60, 16,457,132.40 and 2,993,245.60

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Solution

The fourth proportional to 10,971,421.60, 16,457,132.40 and 2,993,245.60 is: 4,489,868.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,971,421.60 : 16,457,132.40 = 2,993,245.60 : x
  2. Step 2: Convert to fraction form
    10,971,421.60/16,457,132.40 = 2,993,245.60/x
  3. Step 3: Cross multiply
    10,971,421.60x = 16,457,132.40 × 2,993,245.60
  4. Step 4: Simplify right side
    10,971,421.60x = 49,260,239,144,917.45
  5. Step 5: Solve for x
    x = 49,260,239,144,917.45/10,971,421.60
  6. Step 6: Final answer
    x = 4,489,868.40

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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.