Home / 14,511,505.81-21,767,255.46-5,290,169.63

Finding the Fourth Proportional to 14,511,505.81, 21,767,255.46 and 5,290,169.63

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Solution

The fourth proportional to 14,511,505.81, 21,767,255.46 and 5,290,169.63 is: 7,935,253.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,511,505.81 : 21,767,255.46 = 5,290,169.63 : x
  2. Step 2: Convert to fraction form
    14,511,505.81/21,767,255.46 = 5,290,169.63/x
  3. Step 3: Cross multiply
    14,511,505.81x = 21,767,255.46 × 5,290,169.63
  4. Step 4: Simplify right side
    14,511,505.81x = 115,152,473,654,107.41
  5. Step 5: Solve for x
    x = 115,152,473,654,107.41/14,511,505.81
  6. Step 6: Final answer
    x = 7,935,253.25

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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.