Home / 18,146,021.80-27,219,032.70-16,466,405.80

Finding the Fourth Proportional to 18,146,021.80, 27,219,032.70 and 16,466,405.80

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Solution

The fourth proportional to 18,146,021.80, 27,219,032.70 and 16,466,405.80 is: 24,699,608.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,146,021.80 : 27,219,032.70 = 16,466,405.80 : x
  2. Step 2: Convert to fraction form
    18,146,021.80/27,219,032.70 = 16,466,405.80/x
  3. Step 3: Cross multiply
    18,146,021.80x = 27,219,032.70 × 16,466,405.80
  4. Step 4: Simplify right side
    18,146,021.80x = 448,199,637,921,669.69
  5. Step 5: Solve for x
    x = 448,199,637,921,669.69/18,146,021.80
  6. Step 6: Final answer
    x = 24,699,608.70

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1.5x scale

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.