Home / 13,997,358.40-20,992,886.70-5,021,910.40

Finding the Fourth Proportional to 13,997,358.40, 20,992,886.70 and 5,021,910.40

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Solution

The fourth proportional to 13,997,358.40, 20,992,886.70 and 5,021,910.40 is: 7,531,735.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,997,358.40 : 20,992,886.70 = 5,021,910.40 : x
  2. Step 2: Convert to fraction form
    13,997,358.40/20,992,886.70 = 5,021,910.40/x
  3. Step 3: Cross multiply
    13,997,358.40x = 20,992,886.70 × 5,021,910.40
  4. Step 4: Simplify right side
    13,997,358.40x = 105,424,396,044,751.69
  5. Step 5: Solve for x
    x = 105,424,396,044,751.69/13,997,358.40
  6. Step 6: Final answer
    x = 7,531,735.13

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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.