Home / 18,456,431.80-27,684,647.70-10,898,159.80

Finding the Fourth Proportional to 18,456,431.80, 27,684,647.70 and 10,898,159.80

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Solution

The fourth proportional to 18,456,431.80, 27,684,647.70 and 10,898,159.80 is: 16,347,239.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,456,431.80 : 27,684,647.70 = 10,898,159.80 : x
  2. Step 2: Convert to fraction form
    18,456,431.80/27,684,647.70 = 10,898,159.80/x
  3. Step 3: Cross multiply
    18,456,431.80x = 27,684,647.70 × 10,898,159.80
  4. Step 4: Simplify right side
    18,456,431.80x = 301,711,714,641,302.50
  5. Step 5: Solve for x
    x = 301,711,714,641,302.50/18,456,431.80
  6. Step 6: Final answer
    x = 16,347,239.70

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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.