Home / 13,466,124.30-18,583,369.53-7,665,279.03

Finding the Fourth Proportional to 13,466,124.30, 18,583,369.53 and 7,665,279.03

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Solution

The fourth proportional to 13,466,124.30, 18,583,369.53 and 7,665,279.03 is: 10,578,152.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,466,124.30 : 18,583,369.53 = 7,665,279.03 : x
  2. Step 2: Convert to fraction form
    13,466,124.30/18,583,369.53 = 7,665,279.03/x
  3. Step 3: Cross multiply
    13,466,124.30x = 18,583,369.53 × 7,665,279.03
  4. Step 4: Simplify right side
    13,466,124.30x = 142,446,712,765,049.97
  5. Step 5: Solve for x
    x = 142,446,712,765,049.97/13,466,124.30
  6. Step 6: Final answer
    x = 10,578,152.23

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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.