Home / 15,485,827.46-21,370,312.42-8,610,249.38

Finding the Fourth Proportional to 15,485,827.46, 21,370,312.42 and 8,610,249.38

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Solution

The fourth proportional to 15,485,827.46, 21,370,312.42 and 8,610,249.38 is: 11,882,072.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,485,827.46 : 21,370,312.42 = 8,610,249.38 : x
  2. Step 2: Convert to fraction form
    15,485,827.46/21,370,312.42 = 8,610,249.38/x
  3. Step 3: Cross multiply
    15,485,827.46x = 21,370,312.42 × 8,610,249.38
  4. Step 4: Simplify right side
    15,485,827.46x = 184,003,719,136,334.12
  5. Step 5: Solve for x
    x = 184,003,719,136,334.12/15,485,827.46
  6. Step 6: Final answer
    x = 11,882,072.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.