Home / 17,803,816.80-26,709,661.80-8,216,883.60

Finding the Fourth Proportional to 17,803,816.80, 26,709,661.80 and 8,216,883.60

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Solution

The fourth proportional to 17,803,816.80, 26,709,661.80 and 8,216,883.60 is: 12,327,142.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,803,816.80 : 26,709,661.80 = 8,216,883.60 : x
  2. Step 2: Convert to fraction form
    17,803,816.80/26,709,661.80 = 8,216,883.60/x
  3. Step 3: Cross multiply
    17,803,816.80x = 26,709,661.80 × 8,216,883.60
  4. Step 4: Simplify right side
    17,803,816.80x = 219,470,182,005,966.47
  5. Step 5: Solve for x
    x = 219,470,182,005,966.47/17,803,816.80
  6. Step 6: Final answer
    x = 12,327,142.23

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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.