Home / 18,690,392.17-25,794,035.93-10,432,065.57

Finding the Fourth Proportional to 18,690,392.17, 25,794,035.93 and 10,432,065.57

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Solution

The fourth proportional to 18,690,392.17, 25,794,035.93 and 10,432,065.57 is: 14,396,973.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,690,392.17 : 25,794,035.93 = 10,432,065.57 : x
  2. Step 2: Convert to fraction form
    18,690,392.17/25,794,035.93 = 10,432,065.57/x
  3. Step 3: Cross multiply
    18,690,392.17x = 25,794,035.93 × 10,432,065.57
  4. Step 4: Simplify right side
    18,690,392.17x = 269,085,074,136,695.94
  5. Step 5: Solve for x
    x = 269,085,074,136,695.94/18,690,392.17
  6. Step 6: Final answer
    x = 14,396,973.14

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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.