Home / 13,116,586.61-19,669,165.82-6,967,222.57

Finding the Fourth Proportional to 13,116,586.61, 19,669,165.82 and 6,967,222.57

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Solution

The fourth proportional to 13,116,586.61, 19,669,165.82 and 6,967,222.57 is: 10,447,798.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,116,586.61 : 19,669,165.82 = 6,967,222.57 : x
  2. Step 2: Convert to fraction form
    13,116,586.61/19,669,165.82 = 6,967,222.57/x
  3. Step 3: Cross multiply
    13,116,586.61x = 19,669,165.82 × 6,967,222.57
  4. Step 4: Simplify right side
    13,116,586.61x = 137,039,456,004,528.42
  5. Step 5: Solve for x
    x = 137,039,456,004,528.42/13,116,586.61
  6. Step 6: Final answer
    x = 10,447,798.66

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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.