Home / 13,911,021.30-19,435,616.70-13,911,021.30

Finding the Fourth Proportional to 13,911,021.30, 19,435,616.70 and 13,911,021.30

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Solution

The fourth proportional to 13,911,021.30, 19,435,616.70 and 13,911,021.30 is: 19,435,616.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,911,021.30 : 19,435,616.70 = 13,911,021.30 : x
  2. Step 2: Convert to fraction form
    13,911,021.30/19,435,616.70 = 13,911,021.30/x
  3. Step 3: Cross multiply
    13,911,021.30x = 19,435,616.70 × 13,911,021.30
  4. Step 4: Simplify right side
    13,911,021.30x = 270,369,277,892,335.72
  5. Step 5: Solve for x
    x = 270,369,277,892,335.72/13,911,021.30
  6. Step 6: Final answer
    x = 19,435,616.70

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.