Home / 6,288,515.80-9,411,000.90-3,765,981.40

Finding the Fourth Proportional to 6,288,515.80, 9,411,000.90 and 3,765,981.40

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Solution

The fourth proportional to 6,288,515.80, 9,411,000.90 and 3,765,981.40 is: 5,635,933.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,288,515.80 : 9,411,000.90 = 3,765,981.40 : x
  2. Step 2: Convert to fraction form
    6,288,515.80/9,411,000.90 = 3,765,981.40/x
  3. Step 3: Cross multiply
    6,288,515.80x = 9,411,000.90 × 3,765,981.40
  4. Step 4: Simplify right side
    6,288,515.80x = 35,441,654,344,783.26
  5. Step 5: Solve for x
    x = 35,441,654,344,783.26/6,288,515.80
  6. Step 6: Final answer
    x = 5,635,933.10

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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.