Home / 19,381,569.30-26,747,136.15-10,680,302.43

Finding the Fourth Proportional to 19,381,569.30, 26,747,136.15 and 10,680,302.43

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Solution

The fourth proportional to 19,381,569.30, 26,747,136.15 and 10,680,302.43 is: 14,739,131.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,381,569.30 : 26,747,136.15 = 10,680,302.43 : x
  2. Step 2: Convert to fraction form
    19,381,569.30/26,747,136.15 = 10,680,302.43/x
  3. Step 3: Cross multiply
    19,381,569.30x = 26,747,136.15 × 10,680,302.43
  4. Step 4: Simplify right side
    19,381,569.30x = 285,667,503,218,385.81
  5. Step 5: Solve for x
    x = 285,667,503,218,385.81/19,381,569.30
  6. Step 6: Final answer
    x = 14,739,131.74

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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.