Home / 14,371,013.80-21,556,520.70-9,269,180.20

Finding the Fourth Proportional to 14,371,013.80, 21,556,520.70 and 9,269,180.20

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Solution

The fourth proportional to 14,371,013.80, 21,556,520.70 and 9,269,180.20 is: 13,903,770.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,371,013.80 : 21,556,520.70 = 9,269,180.20 : x
  2. Step 2: Convert to fraction form
    14,371,013.80/21,556,520.70 = 9,269,180.20/x
  3. Step 3: Cross multiply
    14,371,013.80x = 21,556,520.70 × 9,269,180.20
  4. Step 4: Simplify right side
    14,371,013.80x = 199,811,274,853,330.12
  5. Step 5: Solve for x
    x = 199,811,274,853,330.12/14,371,013.80
  6. Step 6: Final answer
    x = 13,903,770.30

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1.5x scale

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.