Home / 10,776,986.10-14,891,694.84-7,674,122.52

Finding the Fourth Proportional to 10,776,986.10, 14,891,694.84 and 7,674,122.52

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Solution

The fourth proportional to 10,776,986.10, 14,891,694.84 and 7,674,122.52 is: 10,604,141.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,776,986.10 : 14,891,694.84 = 7,674,122.52 : x
  2. Step 2: Convert to fraction form
    10,776,986.10/14,891,694.84 = 7,674,122.52/x
  3. Step 3: Cross multiply
    10,776,986.10x = 14,891,694.84 × 7,674,122.52
  4. Step 4: Simplify right side
    10,776,986.10x = 114,280,690,732,611.78
  5. Step 5: Solve for x
    x = 114,280,690,732,611.78/10,776,986.10
  6. Step 6: Final answer
    x = 10,604,141.98

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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.