Home / 17,705,123.20-26,515,109.44-10,109,065.60

Finding the Fourth Proportional to 17,705,123.20, 26,515,109.44 and 10,109,065.60

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Solution

The fourth proportional to 17,705,123.20, 26,515,109.44 and 10,109,065.60 is: 15,139,289.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,705,123.20 : 26,515,109.44 = 10,109,065.60 : x
  2. Step 2: Convert to fraction form
    17,705,123.20/26,515,109.44 = 10,109,065.60/x
  3. Step 3: Cross multiply
    17,705,123.20x = 26,515,109.44 × 10,109,065.60
  4. Step 4: Simplify right side
    17,705,123.20x = 268,042,980,720,139.28
  5. Step 5: Solve for x
    x = 268,042,980,720,139.28/17,705,123.20
  6. Step 6: Final answer
    x = 15,139,289.22

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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.