Home / 13,997,327.90-20,992,840.95-5,021,879.90

Finding the Fourth Proportional to 13,997,327.90, 20,992,840.95 and 5,021,879.90

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Solution

The fourth proportional to 13,997,327.90, 20,992,840.95 and 5,021,879.90 is: 7,531,689.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,997,327.90 : 20,992,840.95 = 5,021,879.90 : x
  2. Step 2: Convert to fraction form
    13,997,327.90/20,992,840.95 = 5,021,879.90/x
  3. Step 3: Cross multiply
    13,997,327.90x = 20,992,840.95 × 5,021,879.90
  4. Step 4: Simplify right side
    13,997,327.90x = 105,423,526,010,701.91
  5. Step 5: Solve for x
    x = 105,423,526,010,701.91/13,997,327.90
  6. Step 6: Final answer
    x = 7,531,689.39

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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.