Home / 12,818,213.55-17,689,133.32-6,937,846.66

Finding the Fourth Proportional to 12,818,213.55, 17,689,133.32 and 6,937,846.66

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Solution

The fourth proportional to 12,818,213.55, 17,689,133.32 and 6,937,846.66 is: 9,574,227.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,818,213.55 : 17,689,133.32 = 6,937,846.66 : x
  2. Step 2: Convert to fraction form
    12,818,213.55/17,689,133.32 = 6,937,846.66/x
  3. Step 3: Cross multiply
    12,818,213.55x = 17,689,133.32 × 6,937,846.66
  4. Step 4: Simplify right side
    12,818,213.55x = 122,724,494,427,722.12
  5. Step 5: Solve for x
    x = 122,724,494,427,722.12/12,818,213.55
  6. Step 6: Final answer
    x = 9,574,227.64

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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.