Home / 13,537,439.42-20,312,360.08-5,863,431.38

Finding the Fourth Proportional to 13,537,439.42, 20,312,360.08 and 5,863,431.38

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Solution

The fourth proportional to 13,537,439.42, 20,312,360.08 and 5,863,431.38 is: 8,797,832.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,537,439.42 : 20,312,360.08 = 5,863,431.38 : x
  2. Step 2: Convert to fraction form
    13,537,439.42/20,312,360.08 = 5,863,431.38/x
  3. Step 3: Cross multiply
    13,537,439.42x = 20,312,360.08 × 5,863,431.38
  4. Step 4: Simplify right side
    13,537,439.42x = 119,100,129,494,931.30
  5. Step 5: Solve for x
    x = 119,100,129,494,931.30/13,537,439.42
  6. Step 6: Final answer
    x = 8,797,832.87

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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.