Home / 12,703,913.45-19,055,832.47-3,606,018.73

Finding the Fourth Proportional to 12,703,913.45, 19,055,832.47 and 3,606,018.73

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Solution

The fourth proportional to 12,703,913.45, 19,055,832.47 and 3,606,018.73 is: 5,409,017.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,703,913.45 : 19,055,832.47 = 3,606,018.73 : x
  2. Step 2: Convert to fraction form
    12,703,913.45/19,055,832.47 = 3,606,018.73/x
  3. Step 3: Cross multiply
    12,703,913.45x = 19,055,832.47 × 3,606,018.73
  4. Step 4: Simplify right side
    12,703,913.45x = 68,715,688,847,460.38
  5. Step 5: Solve for x
    x = 68,715,688,847,460.38/12,703,913.45
  6. Step 6: Final answer
    x = 5,409,017.40

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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.