Home / 7,315,509.61-10,098,903.96-4,872,186.73

Finding the Fourth Proportional to 7,315,509.61, 10,098,903.96 and 4,872,186.73

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Solution

The fourth proportional to 7,315,509.61, 10,098,903.96 and 4,872,186.73 is: 6,725,949.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,315,509.61 : 10,098,903.96 = 4,872,186.73 : x
  2. Step 2: Convert to fraction form
    7,315,509.61/10,098,903.96 = 4,872,186.73/x
  3. Step 3: Cross multiply
    7,315,509.61x = 10,098,903.96 × 4,872,186.73
  4. Step 4: Simplify right side
    7,315,509.61x = 49,203,745,786,600.99
  5. Step 5: Solve for x
    x = 49,203,745,786,600.99/7,315,509.61
  6. Step 6: Final answer
    x = 6,725,949.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.