Home / 13,269,191.92-19,896,652.58-7,806,175.27

Finding the Fourth Proportional to 13,269,191.92, 19,896,652.58 and 7,806,175.27

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Solution

The fourth proportional to 13,269,191.92, 19,896,652.58 and 7,806,175.27 is: 11,705,065.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,269,191.92 : 19,896,652.58 = 7,806,175.27 : x
  2. Step 2: Convert to fraction form
    13,269,191.92/19,896,652.58 = 7,806,175.27/x
  3. Step 3: Cross multiply
    13,269,191.92x = 19,896,652.58 × 7,806,175.27
  4. Step 4: Simplify right side
    13,269,191.92x = 155,316,757,187,263.53
  5. Step 5: Solve for x
    x = 155,316,757,187,263.53/13,269,191.92
  6. Step 6: Final answer
    x = 11,705,065.25

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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.