Home / 21,808,097.43-30,095,293.95-12,514,928.55

Finding the Fourth Proportional to 21,808,097.43, 30,095,293.95 and 12,514,928.55

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Solution

The fourth proportional to 21,808,097.43, 30,095,293.95 and 12,514,928.55 is: 17,270,669.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,808,097.43 : 30,095,293.95 = 12,514,928.55 : x
  2. Step 2: Convert to fraction form
    21,808,097.43/30,095,293.95 = 12,514,928.55/x
  3. Step 3: Cross multiply
    21,808,097.43x = 30,095,293.95 × 12,514,928.55
  4. Step 4: Simplify right side
    21,808,097.43x = 376,640,453,475,497.31
  5. Step 5: Solve for x
    x = 376,640,453,475,497.31/21,808,097.43
  6. Step 6: Final answer
    x = 17,270,669.97

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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.