Home / 79,824,021.80-119,736,032.70-25,971,333.80

Finding the Fourth Proportional to 79,824,021.80, 119,736,032.70 and 25,971,333.80

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Solution

The fourth proportional to 79,824,021.80, 119,736,032.70 and 25,971,333.80 is: 38,957,000.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,824,021.80 : 119,736,032.70 = 25,971,333.80 : x
  2. Step 2: Convert to fraction form
    79,824,021.80/119,736,032.70 = 25,971,333.80/x
  3. Step 3: Cross multiply
    79,824,021.80x = 119,736,032.70 × 25,971,333.80
  4. Step 4: Simplify right side
    79,824,021.80x = 3,109,704,473,139,415.50
  5. Step 5: Solve for x
    x = 3,109,704,473,139,415.50/79,824,021.80
  6. Step 6: Final answer
    x = 38,957,000.70

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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.