Home / 18,045,809.56-27,068,264.52-5,266,424.98

Finding the Fourth Proportional to 18,045,809.56, 27,068,264.52 and 5,266,424.98

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Solution

The fourth proportional to 18,045,809.56, 27,068,264.52 and 5,266,424.98 is: 7,899,506.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,045,809.56 : 27,068,264.52 = 5,266,424.98 : x
  2. Step 2: Convert to fraction form
    18,045,809.56/27,068,264.52 = 5,266,424.98/x
  3. Step 3: Cross multiply
    18,045,809.56x = 27,068,264.52 × 5,266,424.98
  4. Step 4: Simplify right side
    18,045,809.56x = 142,552,984,433,375.72
  5. Step 5: Solve for x
    x = 142,552,984,433,375.72/18,045,809.56
  6. Step 6: Final answer
    x = 7,899,506.20

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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.