Home / 10,246,688.44-15,369,478.62-5,197,867.72

Finding the Fourth Proportional to 10,246,688.44, 15,369,478.62 and 5,197,867.72

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Solution

The fourth proportional to 10,246,688.44, 15,369,478.62 and 5,197,867.72 is: 7,796,520.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,246,688.44 : 15,369,478.62 = 5,197,867.72 : x
  2. Step 2: Convert to fraction form
    10,246,688.44/15,369,478.62 = 5,197,867.72/x
  3. Step 3: Cross multiply
    10,246,688.44x = 15,369,478.62 × 5,197,867.72
  4. Step 4: Simplify right side
    10,246,688.44x = 79,888,516,792,128.14
  5. Step 5: Solve for x
    x = 79,888,516,792,128.14/10,246,688.44
  6. Step 6: Final answer
    x = 7,796,520.53

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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.