Home / 18,045,820.56-27,068,281.02-5,266,435.98

Finding the Fourth Proportional to 18,045,820.56, 27,068,281.02 and 5,266,435.98

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Solution

The fourth proportional to 18,045,820.56, 27,068,281.02 and 5,266,435.98 is: 7,899,522.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,045,820.56 : 27,068,281.02 = 5,266,435.98 : x
  2. Step 2: Convert to fraction form
    18,045,820.56/27,068,281.02 = 5,266,435.98/x
  3. Step 3: Cross multiply
    18,045,820.56x = 27,068,281.02 × 5,266,435.98
  4. Step 4: Simplify right side
    18,045,820.56x = 142,553,369,080,479.09
  5. Step 5: Solve for x
    x = 142,553,369,080,479.09/18,045,820.56
  6. Step 6: Final answer
    x = 7,899,522.70

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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.