Home / 10,526,387.25-15,795,879.45-9,669,783.09

Finding the Fourth Proportional to 10,526,387.25, 15,795,879.45 and 9,669,783.09

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Solution

The fourth proportional to 10,526,387.25, 15,795,879.45 and 9,669,783.09 is: 14,510,460.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,526,387.25 : 15,795,879.45 = 9,669,783.09 : x
  2. Step 2: Convert to fraction form
    10,526,387.25/15,795,879.45 = 9,669,783.09/x
  3. Step 3: Cross multiply
    10,526,387.25x = 15,795,879.45 × 9,669,783.09
  4. Step 4: Simplify right side
    10,526,387.25x = 152,742,727,997,288.50
  5. Step 5: Solve for x
    x = 152,742,727,997,288.50/10,526,387.25
  6. Step 6: Final answer
    x = 14,510,460.65

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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.