Home / 13,601,974.65-20,406,113.83-3,886,714.16

Finding the Fourth Proportional to 13,601,974.65, 20,406,113.83 and 3,886,714.16

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Solution

The fourth proportional to 13,601,974.65, 20,406,113.83 and 3,886,714.16 is: 5,830,971.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,601,974.65 : 20,406,113.83 = 3,886,714.16 : x
  2. Step 2: Convert to fraction form
    13,601,974.65/20,406,113.83 = 3,886,714.16/x
  3. Step 3: Cross multiply
    13,601,974.65x = 20,406,113.83 × 3,886,714.16
  4. Step 4: Simplify right side
    13,601,974.65x = 79,312,731,552,983.58
  5. Step 5: Solve for x
    x = 79,312,731,552,983.58/13,601,974.65
  6. Step 6: Final answer
    x = 5,830,971.87

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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.