Home / 9,989,476.84-13,783,995.12-6,067,191.88

Finding the Fourth Proportional to 9,989,476.84, 13,783,995.12 and 6,067,191.88

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Solution

The fourth proportional to 9,989,476.84, 13,783,995.12 and 6,067,191.88 is: 8,371,824.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,989,476.84 : 13,783,995.12 = 6,067,191.88 : x
  2. Step 2: Convert to fraction form
    9,989,476.84/13,783,995.12 = 6,067,191.88/x
  3. Step 3: Cross multiply
    9,989,476.84x = 13,783,995.12 × 6,067,191.88
  4. Step 4: Simplify right side
    9,989,476.84x = 83,630,143,266,023.62
  5. Step 5: Solve for x
    x = 83,630,143,266,023.62/9,989,476.84
  6. Step 6: Final answer
    x = 8,371,824.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.