Home / 13,466,126.26-18,583,372.26-7,665,280.98

Finding the Fourth Proportional to 13,466,126.26, 18,583,372.26 and 7,665,280.98

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Solution

The fourth proportional to 13,466,126.26, 18,583,372.26 and 7,665,280.98 is: 10,578,154.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,466,126.26 : 18,583,372.26 = 7,665,280.98 : x
  2. Step 2: Convert to fraction form
    13,466,126.26/18,583,372.26 = 7,665,280.98/x
  3. Step 3: Cross multiply
    13,466,126.26x = 18,583,372.26 × 7,665,280.98
  4. Step 4: Simplify right side
    13,466,126.26x = 142,446,769,928,837.62
  5. Step 5: Solve for x
    x = 142,446,769,928,837.62/13,466,126.26
  6. Step 6: Final answer
    x = 10,578,154.93

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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.