Home / 13,589,098.98-18,745,810.34-8,078,554.04

Finding the Fourth Proportional to 13,589,098.98, 18,745,810.34 and 8,078,554.04

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Solution

The fourth proportional to 13,589,098.98, 18,745,810.34 and 8,078,554.04 is: 11,144,156.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,589,098.98 : 18,745,810.34 = 8,078,554.04 : x
  2. Step 2: Convert to fraction form
    13,589,098.98/18,745,810.34 = 8,078,554.04/x
  3. Step 3: Cross multiply
    13,589,098.98x = 18,745,810.34 × 8,078,554.04
  4. Step 4: Simplify right side
    13,589,098.98x = 151,439,041,721,158.97
  5. Step 5: Solve for x
    x = 151,439,041,721,158.97/13,589,098.98
  6. Step 6: Final answer
    x = 11,144,156.21

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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.