Home / 43,751,402.90-65,618,590.53-12,624,871.75

Finding the Fourth Proportional to 43,751,402.90, 65,618,590.53 and 12,624,871.75

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Solution

The fourth proportional to 43,751,402.90, 65,618,590.53 and 12,624,871.75 is: 18,934,850.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,751,402.90 : 65,618,590.53 = 12,624,871.75 : x
  2. Step 2: Convert to fraction form
    43,751,402.90/65,618,590.53 = 12,624,871.75/x
  3. Step 3: Cross multiply
    43,751,402.90x = 65,618,590.53 × 12,624,871.75
  4. Step 4: Simplify right side
    43,751,402.90x = 828,426,289,981,680.25
  5. Step 5: Solve for x
    x = 828,426,289,981,680.25/43,751,402.90
  6. Step 6: Final answer
    x = 18,934,850.89

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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.