Home / 10,712,317.86-16,066,328.36-5,245,057.08

Finding the Fourth Proportional to 10,712,317.86, 16,066,328.36 and 5,245,057.08

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Solution

The fourth proportional to 10,712,317.86, 16,066,328.36 and 5,245,057.08 is: 7,866,533.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,712,317.86 : 16,066,328.36 = 5,245,057.08 : x
  2. Step 2: Convert to fraction form
    10,712,317.86/16,066,328.36 = 5,245,057.08/x
  3. Step 3: Cross multiply
    10,712,317.86x = 16,066,328.36 × 5,245,057.08
  4. Step 4: Simplify right side
    10,712,317.86x = 84,268,809,287,997.50
  5. Step 5: Solve for x
    x = 84,268,809,287,997.50/10,712,317.86
  6. Step 6: Final answer
    x = 7,866,533.68

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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.