Home / 14,139,906.57-19,513,083.78-8,028,335.07

Finding the Fourth Proportional to 14,139,906.57, 19,513,083.78 and 8,028,335.07

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Solution

The fourth proportional to 14,139,906.57, 19,513,083.78 and 8,028,335.07 is: 11,079,109.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,139,906.57 : 19,513,083.78 = 8,028,335.07 : x
  2. Step 2: Convert to fraction form
    14,139,906.57/19,513,083.78 = 8,028,335.07/x
  3. Step 3: Cross multiply
    14,139,906.57x = 19,513,083.78 × 8,028,335.07
  4. Step 4: Simplify right side
    14,139,906.57x = 156,657,574,834,822.19
  5. Step 5: Solve for x
    x = 156,657,574,834,822.19/14,139,906.57
  6. Step 6: Final answer
    x = 11,079,109.61

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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.