Home / 10,365,539.86-15,548,309.79-5,313,628.18

Finding the Fourth Proportional to 10,365,539.86, 15,548,309.79 and 5,313,628.18

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Solution

The fourth proportional to 10,365,539.86, 15,548,309.79 and 5,313,628.18 is: 7,970,442.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,365,539.86 : 15,548,309.79 = 5,313,628.18 : x
  2. Step 2: Convert to fraction form
    10,365,539.86/15,548,309.79 = 5,313,628.18/x
  3. Step 3: Cross multiply
    10,365,539.86x = 15,548,309.79 × 5,313,628.18
  4. Step 4: Simplify right side
    10,365,539.86x = 82,617,937,051,513.88
  5. Step 5: Solve for x
    x = 82,617,937,051,513.88/10,365,539.86
  6. Step 6: Final answer
    x = 7,970,442.27

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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.