Home / 14,040,051.30-21,024,647.55-11,205,699.30

Finding the Fourth Proportional to 14,040,051.30, 21,024,647.55 and 11,205,699.30

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Solution

The fourth proportional to 14,040,051.30, 21,024,647.55 and 11,205,699.30 is: 16,780,271.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,040,051.30 : 21,024,647.55 = 11,205,699.30 : x
  2. Step 2: Convert to fraction form
    14,040,051.30/21,024,647.55 = 11,205,699.30/x
  3. Step 3: Cross multiply
    14,040,051.30x = 21,024,647.55 × 11,205,699.30
  4. Step 4: Simplify right side
    14,040,051.30x = 235,595,878,333,781.75
  5. Step 5: Solve for x
    x = 235,595,878,333,781.75/14,040,051.30
  6. Step 6: Final answer
    x = 16,780,271.90

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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.