Home / 14,003,075.70-21,021,672.15-8,885,495.70

Finding the Fourth Proportional to 14,003,075.70, 21,021,672.15 and 8,885,495.70

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Solution

The fourth proportional to 14,003,075.70, 21,021,672.15 and 8,885,495.70 is: 13,339,067.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,003,075.70 : 21,021,672.15 = 8,885,495.70 : x
  2. Step 2: Convert to fraction form
    14,003,075.70/21,021,672.15 = 8,885,495.70/x
  3. Step 3: Cross multiply
    14,003,075.70x = 21,021,672.15 × 8,885,495.70
  4. Step 4: Simplify right side
    14,003,075.70x = 186,787,977,495,634.72
  5. Step 5: Solve for x
    x = 186,787,977,495,634.72/14,003,075.70
  6. Step 6: Final answer
    x = 13,339,067.89

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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.