Home / 19,369,702.09-26,731,397.76-10,667,872.40

Finding the Fourth Proportional to 19,369,702.09, 26,731,397.76 and 10,667,872.40

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Solution

The fourth proportional to 19,369,702.09, 26,731,397.76 and 10,667,872.40 is: 14,722,329.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,369,702.09 : 26,731,397.76 = 10,667,872.40 : x
  2. Step 2: Convert to fraction form
    19,369,702.09/26,731,397.76 = 10,667,872.40/x
  3. Step 3: Cross multiply
    19,369,702.09x = 26,731,397.76 × 10,667,872.40
  4. Step 4: Simplify right side
    19,369,702.09x = 285,167,140,203,664.31
  5. Step 5: Solve for x
    x = 285,167,140,203,664.31/19,369,702.09
  6. Step 6: Final answer
    x = 14,722,329.69

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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.