Home / 13,775,447.04-20,663,136-6,565,125.12

Finding the Fourth Proportional to 13,775,447.04, 20,663,136 and 6,565,125.12

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Solution

The fourth proportional to 13,775,447.04, 20,663,136 and 6,565,125.12 is: 9,847,671.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,775,447.04 : 20,663,136 = 6,565,125.12 : x
  2. Step 2: Convert to fraction form
    13,775,447.04/20,663,136 = 6,565,125.12/x
  3. Step 3: Cross multiply
    13,775,447.04x = 20,663,136 × 6,565,125.12
  4. Step 4: Simplify right side
    13,775,447.04x = 135,656,073,211,576.33
  5. Step 5: Solve for x
    x = 135,656,073,211,576.33/13,775,447.04
  6. Step 6: Final answer
    x = 9,847,671.21

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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.