Home / 6,476,139.80-9,715,376.10-2,690,005.40

Finding the Fourth Proportional to 6,476,139.80, 9,715,376.10 and 2,690,005.40

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Solution

The fourth proportional to 6,476,139.80, 9,715,376.10 and 2,690,005.40 is: 4,035,492.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,476,139.80 : 9,715,376.10 = 2,690,005.40 : x
  2. Step 2: Convert to fraction form
    6,476,139.80/9,715,376.10 = 2,690,005.40/x
  3. Step 3: Cross multiply
    6,476,139.80x = 9,715,376.10 × 2,690,005.40
  4. Step 4: Simplify right side
    6,476,139.80x = 26,134,414,172,030.94
  5. Step 5: Solve for x
    x = 26,134,414,172,030.94/6,476,139.80
  6. Step 6: Final answer
    x = 4,035,492.59

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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.