Home / 19,793,076.80-29,689,615.20-13,069,083.20

Finding the Fourth Proportional to 19,793,076.80, 29,689,615.20 and 13,069,083.20

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Solution

The fourth proportional to 19,793,076.80, 29,689,615.20 and 13,069,083.20 is: 19,603,624.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,793,076.80 : 29,689,615.20 = 13,069,083.20 : x
  2. Step 2: Convert to fraction form
    19,793,076.80/29,689,615.20 = 13,069,083.20/x
  3. Step 3: Cross multiply
    19,793,076.80x = 29,689,615.20 × 13,069,083.20
  4. Step 4: Simplify right side
    19,793,076.80x = 388,016,051,224,784.62
  5. Step 5: Solve for x
    x = 388,016,051,224,784.62/19,793,076.80
  6. Step 6: Final answer
    x = 19,603,624.80

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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.