Home / 13,293,411.14-18,344,375.95-7,493,396.96

Finding the Fourth Proportional to 13,293,411.14, 18,344,375.95 and 7,493,396.96

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Solution

The fourth proportional to 13,293,411.14, 18,344,375.95 and 7,493,396.96 is: 10,340,588.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,293,411.14 : 18,344,375.95 = 7,493,396.96 : x
  2. Step 2: Convert to fraction form
    13,293,411.14/18,344,375.95 = 7,493,396.96/x
  3. Step 3: Cross multiply
    13,293,411.14x = 18,344,375.95 × 7,493,396.96
  4. Step 4: Simplify right side
    13,293,411.14x = 137,461,690,976,827.11
  5. Step 5: Solve for x
    x = 137,461,690,976,827.11/13,293,411.14
  6. Step 6: Final answer
    x = 10,340,588.25

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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.