Home / 12,973,451.15-17,899,083.59-8,329,837.79

Finding the Fourth Proportional to 12,973,451.15, 17,899,083.59 and 8,329,837.79

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Solution

The fourth proportional to 12,973,451.15, 17,899,083.59 and 8,329,837.79 is: 11,492,428.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,973,451.15 : 17,899,083.59 = 8,329,837.79 : x
  2. Step 2: Convert to fraction form
    12,973,451.15/17,899,083.59 = 8,329,837.79/x
  3. Step 3: Cross multiply
    12,973,451.15x = 17,899,083.59 × 8,329,837.79
  4. Step 4: Simplify right side
    12,973,451.15x = 149,096,462,763,206.28
  5. Step 5: Solve for x
    x = 149,096,462,763,206.28/12,973,451.15
  6. Step 6: Final answer
    x = 11,492,428.74

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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.