Home / 12,635,920.13-18,953,935.72-4,000,063

Finding the Fourth Proportional to 12,635,920.13, 18,953,935.72 and 4,000,063

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Solution

The fourth proportional to 12,635,920.13, 18,953,935.72 and 4,000,063 is: 6,000,112.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,635,920.13 : 18,953,935.72 = 4,000,063 : x
  2. Step 2: Convert to fraction form
    12,635,920.13/18,953,935.72 = 4,000,063/x
  3. Step 3: Cross multiply
    12,635,920.13x = 18,953,935.72 × 4,000,063
  4. Step 4: Simplify right side
    12,635,920.13x = 75,816,936,977,950.36
  5. Step 5: Solve for x
    x = 75,816,936,977,950.36/12,635,920.13
  6. Step 6: Final answer
    x = 6,000,112.08

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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.