Home / 10,212,468.16-15,319,091.04-3,822,047.68

Finding the Fourth Proportional to 10,212,468.16, 15,319,091.04 and 3,822,047.68

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Solution

The fourth proportional to 10,212,468.16, 15,319,091.04 and 3,822,047.68 is: 5,733,217.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,212,468.16 : 15,319,091.04 = 3,822,047.68 : x
  2. Step 2: Convert to fraction form
    10,212,468.16/15,319,091.04 = 3,822,047.68/x
  3. Step 3: Cross multiply
    10,212,468.16x = 15,319,091.04 × 3,822,047.68
  4. Step 4: Simplify right side
    10,212,468.16x = 58,550,296,369,140.79
  5. Step 5: Solve for x
    x = 58,550,296,369,140.79/10,212,468.16
  6. Step 6: Final answer
    x = 5,733,217.03

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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.