Home / 6,916,643.40-10,376,520.30-2,124,553.80

Finding the Fourth Proportional to 6,916,643.40, 10,376,520.30 and 2,124,553.80

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Solution

The fourth proportional to 6,916,643.40, 10,376,520.30 and 2,124,553.80 is: 3,187,308.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,916,643.40 : 10,376,520.30 = 2,124,553.80 : x
  2. Step 2: Convert to fraction form
    6,916,643.40/10,376,520.30 = 2,124,553.80/x
  3. Step 3: Cross multiply
    6,916,643.40x = 10,376,520.30 × 2,124,553.80
  4. Step 4: Simplify right side
    6,916,643.40x = 22,045,475,634,142.14
  5. Step 5: Solve for x
    x = 22,045,475,634,142.14/6,916,643.40
  6. Step 6: Final answer
    x = 3,187,308.40

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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.