Home / 10,484,984.72-15,728,386.51-3,200,086.51

Finding the Fourth Proportional to 10,484,984.72, 15,728,386.51 and 3,200,086.51

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Solution

The fourth proportional to 10,484,984.72, 15,728,386.51 and 3,200,086.51 is: 4,800,407.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,484,984.72 : 15,728,386.51 = 3,200,086.51 : x
  2. Step 2: Convert to fraction form
    10,484,984.72/15,728,386.51 = 3,200,086.51/x
  3. Step 3: Cross multiply
    10,484,984.72x = 15,728,386.51 × 3,200,086.51
  4. Step 4: Simplify right side
    10,484,984.72x = 50,332,197,459,396.12
  5. Step 5: Solve for x
    x = 50,332,197,459,396.12/10,484,984.72
  6. Step 6: Final answer
    x = 4,800,407.32

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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.