Home / 19,251,578.03-28,857,936.46-12,068,156.92

Finding the Fourth Proportional to 19,251,578.03, 28,857,936.46 and 12,068,156.92

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Solution

The fourth proportional to 19,251,578.03, 28,857,936.46 and 12,068,156.92 is: 18,090,055.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,251,578.03 : 28,857,936.46 = 12,068,156.92 : x
  2. Step 2: Convert to fraction form
    19,251,578.03/28,857,936.46 = 12,068,156.92/x
  3. Step 3: Cross multiply
    19,251,578.03x = 28,857,936.46 × 12,068,156.92
  4. Step 4: Simplify right side
    19,251,578.03x = 348,262,105,586,669.31
  5. Step 5: Solve for x
    x = 348,262,105,586,669.31/19,251,578.03
  6. Step 6: Final answer
    x = 18,090,055.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.