Home / 19,063,720.27-28,579,508.38-8,272,892.17

Finding the Fourth Proportional to 19,063,720.27, 28,579,508.38 and 8,272,892.17

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Solution

The fourth proportional to 19,063,720.27, 28,579,508.38 and 8,272,892.17 is: 12,402,363.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,063,720.27 : 28,579,508.38 = 8,272,892.17 : x
  2. Step 2: Convert to fraction form
    19,063,720.27/28,579,508.38 = 8,272,892.17/x
  3. Step 3: Cross multiply
    19,063,720.27x = 28,579,508.38 × 8,272,892.17
  4. Step 4: Simplify right side
    19,063,720.27x = 236,435,191,099,351.38
  5. Step 5: Solve for x
    x = 236,435,191,099,351.38/19,063,720.27
  6. Step 6: Final answer
    x = 12,402,363.64

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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.