Home / 6,311,000.80-9,455,614.80-2,938,290.40

Finding the Fourth Proportional to 6,311,000.80, 9,455,614.80 and 2,938,290.40

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Solution

The fourth proportional to 6,311,000.80, 9,455,614.80 and 2,938,290.40 is: 4,402,367.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,311,000.80 : 9,455,614.80 = 2,938,290.40 : x
  2. Step 2: Convert to fraction form
    6,311,000.80/9,455,614.80 = 2,938,290.40/x
  3. Step 3: Cross multiply
    6,311,000.80x = 9,455,614.80 × 2,938,290.40
  4. Step 4: Simplify right side
    6,311,000.80x = 27,783,342,192,937.92
  5. Step 5: Solve for x
    x = 27,783,342,192,937.92/6,311,000.80
  6. Step 6: Final answer
    x = 4,402,367.08

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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.