Home / 14,192,003.80-21,263,511.30-6,603,405.40

Finding the Fourth Proportional to 14,192,003.80, 21,263,511.30 and 6,603,405.40

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Solution

The fourth proportional to 14,192,003.80, 21,263,511.30 and 6,603,405.40 is: 9,893,711.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,192,003.80 : 21,263,511.30 = 6,603,405.40 : x
  2. Step 2: Convert to fraction form
    14,192,003.80/21,263,511.30 = 6,603,405.40/x
  3. Step 3: Cross multiply
    14,192,003.80x = 21,263,511.30 × 6,603,405.40
  4. Step 4: Simplify right side
    14,192,003.80x = 140,411,585,341,381.03
  5. Step 5: Solve for x
    x = 140,411,585,341,381.03/14,192,003.80
  6. Step 6: Final answer
    x = 9,893,711.09

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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.