Home / 10,085,596.92-15,132,842.28-5,292,130.32

Finding the Fourth Proportional to 10,085,596.92, 15,132,842.28 and 5,292,130.32

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Solution

The fourth proportional to 10,085,596.92, 15,132,842.28 and 5,292,130.32 is: 7,940,528.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,085,596.92 : 15,132,842.28 = 5,292,130.32 : x
  2. Step 2: Convert to fraction form
    10,085,596.92/15,132,842.28 = 5,292,130.32/x
  3. Step 3: Cross multiply
    10,085,596.92x = 15,132,842.28 × 5,292,130.32
  4. Step 4: Simplify right side
    10,085,596.92x = 80,084,973,457,765.94
  5. Step 5: Solve for x
    x = 80,084,973,457,765.94/10,085,596.92
  6. Step 6: Final answer
    x = 7,940,528.86

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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.