Home / 18,963,993.50-26,170,379.92-10,262,165.16

Finding the Fourth Proportional to 18,963,993.50, 26,170,379.92 and 10,262,165.16

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Solution

The fourth proportional to 18,963,993.50, 26,170,379.92 and 10,262,165.16 is: 14,161,825.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,963,993.50 : 26,170,379.92 = 10,262,165.16 : x
  2. Step 2: Convert to fraction form
    18,963,993.50/26,170,379.92 = 10,262,165.16/x
  3. Step 3: Cross multiply
    18,963,993.50x = 26,170,379.92 × 10,262,165.16
  4. Step 4: Simplify right side
    18,963,993.50x = 268,564,761,038,987.62
  5. Step 5: Solve for x
    x = 268,564,761,038,987.62/18,963,993.50
  6. Step 6: Final answer
    x = 14,161,825.20

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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.