Home / 18,695,436.91-25,804,007.04-10,962,970.36

Finding the Fourth Proportional to 18,695,436.91, 25,804,007.04 and 10,962,970.36

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Solution

The fourth proportional to 18,695,436.91, 25,804,007.04 and 10,962,970.36 is: 15,131,423.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,695,436.91 : 25,804,007.04 = 10,962,970.36 : x
  2. Step 2: Convert to fraction form
    18,695,436.91/25,804,007.04 = 10,962,970.36/x
  3. Step 3: Cross multiply
    18,695,436.91x = 25,804,007.04 × 10,962,970.36
  4. Step 4: Simplify right side
    18,695,436.91x = 282,888,564,408,844.25
  5. Step 5: Solve for x
    x = 282,888,564,408,844.25/18,695,436.91
  6. Step 6: Final answer
    x = 15,131,423.02

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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.