Home / 11,911,465.92-17,867,432.16-3,392,021.28

Finding the Fourth Proportional to 11,911,465.92, 17,867,432.16 and 3,392,021.28

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Solution

The fourth proportional to 11,911,465.92, 17,867,432.16 and 3,392,021.28 is: 5,088,098.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,911,465.92 : 17,867,432.16 = 3,392,021.28 : x
  2. Step 2: Convert to fraction form
    11,911,465.92/17,867,432.16 = 3,392,021.28/x
  3. Step 3: Cross multiply
    11,911,465.92x = 17,867,432.16 × 3,392,021.28
  4. Step 4: Simplify right side
    11,911,465.92x = 60,606,710,105,676.36
  5. Step 5: Solve for x
    x = 60,606,710,105,676.36/11,911,465.92
  6. Step 6: Final answer
    x = 5,088,098.35

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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.