Home / 10,807,393.12-16,206,605.04-3,984,354.88

Finding the Fourth Proportional to 10,807,393.12, 16,206,605.04 and 3,984,354.88

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Solution

The fourth proportional to 10,807,393.12, 16,206,605.04 and 3,984,354.88 is: 5,974,878.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,807,393.12 : 16,206,605.04 = 3,984,354.88 : x
  2. Step 2: Convert to fraction form
    10,807,393.12/16,206,605.04 = 3,984,354.88/x
  3. Step 3: Cross multiply
    10,807,393.12x = 16,206,605.04 × 3,984,354.88
  4. Step 4: Simplify right side
    10,807,393.12x = 64,572,865,879,356.59
  5. Step 5: Solve for x
    x = 64,572,865,879,356.59/10,807,393.12
  6. Step 6: Final answer
    x = 5,974,878.97

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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.